diff --git a/src/frontend/package-lock.json b/src/frontend/package-lock.json
index 2a02d8c14..b6934be8d 100644
--- a/src/frontend/package-lock.json
+++ b/src/frontend/package-lock.json
@@ -59,7 +59,7 @@
         "react-tabs": "^6.0.2",
         "react-tooltip": "^5.21.1",
         "react18-json-view": "^0.2.3",
-        "reactflow": "^11.8.3",
+        "reactflow": "^11.9.2",
         "rehype-mathjax": "^4.0.3",
         "remark-gfm": "^3.0.1",
         "remark-math": "^5.1.1",
@@ -2587,11 +2587,11 @@
       }
     },
     "node_modules/@reactflow/background": {
-      "version": "11.3.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/background/-/background-11.3.1.tgz",
-      "integrity": "sha512-FjYHXvzwwaCJJS5rRxXbU4r8xbAqEvLQkO1l4czjWgrE0VQELC93RKVI4lRpkv2RkkIwRNMvoGb6kXNbJWiU/g==",
+      "version": "11.3.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/background/-/background-11.3.2.tgz",
+      "integrity": "sha512-KOy24lz9HpaBlx5KGcpQRsbMRWWkZdFyRxFq5RfPy6BnxDx0GFZ2o2igKKVutuo2bgCQdhaqzipcOUHlEAvnbQ==",
       "dependencies": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       },
@@ -2601,11 +2601,11 @@
       }
     },
     "node_modules/@reactflow/controls": {
-      "version": "11.2.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/controls/-/controls-11.2.1.tgz",
-      "integrity": "sha512-mW8kz/J77tc5uRwSTSUH1OtkksaVc52Dbz7aTuF0aKZXwPHoAfRPFeet2VLQV1IdKeSab82Mqy0WTSJj6Hl15w==",
+      "version": "11.2.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/controls/-/controls-11.2.2.tgz",
+      "integrity": "sha512-VuDxm9l0B4esXzRpzKRqH7Sc1Szj+KBV1bsswaOQWDbLlGKRtIZMXjdQ9BwBf+PMJD4ANrmnGEdHxFTL6NUpbg==",
       "dependencies": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       },
@@ -2615,9 +2615,9 @@
       }
     },
     "node_modules/@reactflow/core": {
-      "version": "11.9.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/core/-/core-11.9.1.tgz",
-      "integrity": "sha512-qXWwB2KSWkp3MH3fhY1HL4yFBvMZ+7y9mkfk0we7wCuGNgQzWVJDwvVEpPTkyp5xyxX53sSF3UDC+UaFCB4ElA==",
+      "version": "11.9.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/core/-/core-11.9.2.tgz",
+      "integrity": "sha512-/tiE8sPShzeWFnshvi8hc1lbp1C5PLgAFl94JQdBstq94uOBTpdoI//1MN4a+fGp1xwAUP7P0IcLuWqIDZgrZg==",
       "dependencies": {
         "@types/d3": "^7.4.0",
         "@types/d3-drag": "^3.0.1",
@@ -2635,11 +2635,11 @@
       }
     },
     "node_modules/@reactflow/minimap": {
-      "version": "11.7.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/minimap/-/minimap-11.7.1.tgz",
-      "integrity": "sha512-ZNHx1wURS055kYYaiFhrmGYI2UXA7Cwcjxfww4Mq3PWvIIaEFL9t34aUWoXCYm+NPFHElwC8jM7Vyp7xDR9oyg==",
+      "version": "11.7.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/minimap/-/minimap-11.7.2.tgz",
+      "integrity": "sha512-GqhJ0AoNhYf/GXI7JlWOR4THvi1nEcyo6sL6pGupJu8Ve1b8rpcTKNh4mXIerl8x0oRF8ajGvpIvh4R6rEtLoQ==",
       "dependencies": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "@types/d3-selection": "^3.0.3",
         "@types/d3-zoom": "^3.0.1",
         "classcat": "^5.0.3",
@@ -2653,11 +2653,11 @@
       }
     },
     "node_modules/@reactflow/node-resizer": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/node-resizer/-/node-resizer-2.2.1.tgz",
-      "integrity": "sha512-nUh73WHVAYsJLvgSKqKAxIPU9vUkEM5iold2zQsEOHqjfnk86m1r33fTEiw5+MPqCFHMoGzyZe2gxXUMFqg/3A==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/node-resizer/-/node-resizer-2.2.2.tgz",
+      "integrity": "sha512-p8fqfEtMdXVAEdAT74GVpMeIm2v2t92LObKPFvIbOaA11vmcp+jSt45y2mPD6CxP6snzEVHXigYmGZNiujDtlQ==",
       "dependencies": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.4",
         "d3-drag": "^3.0.0",
         "d3-selection": "^3.0.0",
@@ -2669,11 +2669,11 @@
       }
     },
     "node_modules/@reactflow/node-toolbar": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/node-toolbar/-/node-toolbar-1.3.1.tgz",
-      "integrity": "sha512-YkrpB2+/9ymZ2h1nmuKytmrFlIXdiDzeDqmZnyJF2UNH/4sSo/GswPJmqiA8ETOP2oEdIkNmO9dwVpiDvWtZ5A==",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/node-toolbar/-/node-toolbar-1.3.2.tgz",
+      "integrity": "sha512-s8gP07HClKDidsBSrcljoK600cdVLLBK1gNK0bSVpCk3hBVKUkEGESwMf7VwpZ1oxhM3859R3pz++7lUrbmF3w==",
       "dependencies": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       },
@@ -9076,16 +9076,16 @@
       }
     },
     "node_modules/reactflow": {
-      "version": "11.9.1",
-      "resolved": "https://registry.npmjs.org/reactflow/-/reactflow-11.9.1.tgz",
-      "integrity": "sha512-lKWWWFne/o8/SShIeXXP4J/15384L0KDohH0It83gNKFgF6Yo7/EJE9p6k3CnYnOfyYETFRYb1KNOY04cSmtVA==",
+      "version": "11.9.2",
+      "resolved": "https://registry.npmjs.org/reactflow/-/reactflow-11.9.2.tgz",
+      "integrity": "sha512-hARhGVX9rcZhtRWsjBszDpF0EefsYhCzrRCk12CsB2oqWJZPLQD4OYh5eQygr9Yi3M/i+3+rcNyPs9IsFzU5iQ==",
       "dependencies": {
-        "@reactflow/background": "11.3.1",
-        "@reactflow/controls": "11.2.1",
-        "@reactflow/core": "11.9.1",
-        "@reactflow/minimap": "11.7.1",
-        "@reactflow/node-resizer": "2.2.1",
-        "@reactflow/node-toolbar": "1.3.1"
+        "@reactflow/background": "11.3.2",
+        "@reactflow/controls": "11.2.2",
+        "@reactflow/core": "11.9.2",
+        "@reactflow/minimap": "11.7.2",
+        "@reactflow/node-resizer": "2.2.2",
+        "@reactflow/node-toolbar": "1.3.2"
       },
       "peerDependencies": {
         "react": ">=17",
@@ -12873,29 +12873,29 @@
       }
     },
     "@reactflow/background": {
-      "version": "11.3.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/background/-/background-11.3.1.tgz",
-      "integrity": "sha512-FjYHXvzwwaCJJS5rRxXbU4r8xbAqEvLQkO1l4czjWgrE0VQELC93RKVI4lRpkv2RkkIwRNMvoGb6kXNbJWiU/g==",
+      "version": "11.3.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/background/-/background-11.3.2.tgz",
+      "integrity": "sha512-KOy24lz9HpaBlx5KGcpQRsbMRWWkZdFyRxFq5RfPy6BnxDx0GFZ2o2igKKVutuo2bgCQdhaqzipcOUHlEAvnbQ==",
       "requires": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       }
     },
     "@reactflow/controls": {
-      "version": "11.2.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/controls/-/controls-11.2.1.tgz",
-      "integrity": "sha512-mW8kz/J77tc5uRwSTSUH1OtkksaVc52Dbz7aTuF0aKZXwPHoAfRPFeet2VLQV1IdKeSab82Mqy0WTSJj6Hl15w==",
+      "version": "11.2.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/controls/-/controls-11.2.2.tgz",
+      "integrity": "sha512-VuDxm9l0B4esXzRpzKRqH7Sc1Szj+KBV1bsswaOQWDbLlGKRtIZMXjdQ9BwBf+PMJD4ANrmnGEdHxFTL6NUpbg==",
       "requires": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       }
     },
     "@reactflow/core": {
-      "version": "11.9.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/core/-/core-11.9.1.tgz",
-      "integrity": "sha512-qXWwB2KSWkp3MH3fhY1HL4yFBvMZ+7y9mkfk0we7wCuGNgQzWVJDwvVEpPTkyp5xyxX53sSF3UDC+UaFCB4ElA==",
+      "version": "11.9.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/core/-/core-11.9.2.tgz",
+      "integrity": "sha512-/tiE8sPShzeWFnshvi8hc1lbp1C5PLgAFl94JQdBstq94uOBTpdoI//1MN4a+fGp1xwAUP7P0IcLuWqIDZgrZg==",
       "requires": {
         "@types/d3": "^7.4.0",
         "@types/d3-drag": "^3.0.1",
@@ -12909,11 +12909,11 @@
       }
     },
     "@reactflow/minimap": {
-      "version": "11.7.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/minimap/-/minimap-11.7.1.tgz",
-      "integrity": "sha512-ZNHx1wURS055kYYaiFhrmGYI2UXA7Cwcjxfww4Mq3PWvIIaEFL9t34aUWoXCYm+NPFHElwC8jM7Vyp7xDR9oyg==",
+      "version": "11.7.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/minimap/-/minimap-11.7.2.tgz",
+      "integrity": "sha512-GqhJ0AoNhYf/GXI7JlWOR4THvi1nEcyo6sL6pGupJu8Ve1b8rpcTKNh4mXIerl8x0oRF8ajGvpIvh4R6rEtLoQ==",
       "requires": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "@types/d3-selection": "^3.0.3",
         "@types/d3-zoom": "^3.0.1",
         "classcat": "^5.0.3",
@@ -12923,11 +12923,11 @@
       }
     },
     "@reactflow/node-resizer": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/node-resizer/-/node-resizer-2.2.1.tgz",
-      "integrity": "sha512-nUh73WHVAYsJLvgSKqKAxIPU9vUkEM5iold2zQsEOHqjfnk86m1r33fTEiw5+MPqCFHMoGzyZe2gxXUMFqg/3A==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/node-resizer/-/node-resizer-2.2.2.tgz",
+      "integrity": "sha512-p8fqfEtMdXVAEdAT74GVpMeIm2v2t92LObKPFvIbOaA11vmcp+jSt45y2mPD6CxP6snzEVHXigYmGZNiujDtlQ==",
       "requires": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.4",
         "d3-drag": "^3.0.0",
         "d3-selection": "^3.0.0",
@@ -12935,11 +12935,11 @@
       }
     },
     "@reactflow/node-toolbar": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/@reactflow/node-toolbar/-/node-toolbar-1.3.1.tgz",
-      "integrity": "sha512-YkrpB2+/9ymZ2h1nmuKytmrFlIXdiDzeDqmZnyJF2UNH/4sSo/GswPJmqiA8ETOP2oEdIkNmO9dwVpiDvWtZ5A==",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@reactflow/node-toolbar/-/node-toolbar-1.3.2.tgz",
+      "integrity": "sha512-s8gP07HClKDidsBSrcljoK600cdVLLBK1gNK0bSVpCk3hBVKUkEGESwMf7VwpZ1oxhM3859R3pz++7lUrbmF3w==",
       "requires": {
-        "@reactflow/core": "11.9.1",
+        "@reactflow/core": "11.9.2",
         "classcat": "^5.0.3",
         "zustand": "^4.4.1"
       }
@@ -17264,16 +17264,16 @@
       "requires": {}
     },
     "reactflow": {
-      "version": "11.9.1",
-      "resolved": "https://registry.npmjs.org/reactflow/-/reactflow-11.9.1.tgz",
-      "integrity": "sha512-lKWWWFne/o8/SShIeXXP4J/15384L0KDohH0It83gNKFgF6Yo7/EJE9p6k3CnYnOfyYETFRYb1KNOY04cSmtVA==",
+      "version": "11.9.2",
+      "resolved": "https://registry.npmjs.org/reactflow/-/reactflow-11.9.2.tgz",
+      "integrity": "sha512-hARhGVX9rcZhtRWsjBszDpF0EefsYhCzrRCk12CsB2oqWJZPLQD4OYh5eQygr9Yi3M/i+3+rcNyPs9IsFzU5iQ==",
       "requires": {
-        "@reactflow/background": "11.3.1",
-        "@reactflow/controls": "11.2.1",
-        "@reactflow/core": "11.9.1",
-        "@reactflow/minimap": "11.7.1",
-        "@reactflow/node-resizer": "2.2.1",
-        "@reactflow/node-toolbar": "1.3.1"
+        "@reactflow/background": "11.3.2",
+        "@reactflow/controls": "11.2.2",
+        "@reactflow/core": "11.9.2",
+        "@reactflow/minimap": "11.7.2",
+        "@reactflow/node-resizer": "2.2.2",
+        "@reactflow/node-toolbar": "1.3.2"
       }
     },
     "read-cache": {
diff --git a/src/frontend/package.json b/src/frontend/package.json
index 1c64b6333..0be0c9260 100644
--- a/src/frontend/package.json
+++ b/src/frontend/package.json
@@ -54,7 +54,7 @@
     "react-tabs": "^6.0.2",
     "react-tooltip": "^5.21.1",
     "react18-json-view": "^0.2.3",
-    "reactflow": "^11.8.3",
+    "reactflow": "^11.9.2",
     "rehype-mathjax": "^4.0.3",
     "remark-gfm": "^3.0.1",
     "remark-math": "^5.1.1",
diff --git a/src/frontend/src/modals/dictAreaModal/index.tsx b/src/frontend/src/modals/dictAreaModal/index.tsx
index fc867cccf..b9ded1285 100644
--- a/src/frontend/src/modals/dictAreaModal/index.tsx
+++ b/src/frontend/src/modals/dictAreaModal/index.tsx
@@ -26,46 +26,55 @@ export default function DictAreaModal({
     if (value) ref.current = value;
   }, [ref]);
 
+  //This code prevents delete Node and close modal when user press backspace key
+  const handleKeyDown = (event) => {
+    if (event.code === "Backspace") {
+      event.stopPropagation();
+    }
+  };
+
   return (
-    <BaseModal size="medium-h-full" open={open} setOpen={setOpen}>
-      <BaseModal.Trigger>{children}</BaseModal.Trigger>
-      <BaseModal.Header description={CODE_DICT_DIALOG_SUBTITLE}>
-        <span className="pr-2">Edit Dictionary</span>
-        <IconComponent
-          name="BookMarked"
-          className="h-6 w-6 pl-1 text-primary "
-          aria-hidden="true"
-        />
-      </BaseModal.Header>
-      <BaseModal.Content>
-        <div className="nopan nodrag noundo nocopy flex h-full w-full flex-col transition-all">
-          <JsonView
-            theme="vscode"
-            dark={true}
-            editable
-            enableClipboard
-            onEdit={(edit) => {
-              ref.current = edit["src"];
-            }}
-            onChange={(edit) => {
-              ref.current = edit["src"];
-            }}
-            src={ref.current}
+    <div onKeyDown={handleKeyDown} className="h-full w-full">
+      <BaseModal size="medium-h-full" open={open} setOpen={setOpen}>
+        <BaseModal.Trigger>{children}</BaseModal.Trigger>
+        <BaseModal.Header description={CODE_DICT_DIALOG_SUBTITLE}>
+          <span className="pr-2">Edit Dictionary</span>
+          <IconComponent
+            name="BookMarked"
+            className="h-6 w-6 pl-1 text-primary "
+            aria-hidden="true"
           />
-          <div className="flex h-fit w-full justify-end">
-            <Button
-              className="mt-3"
-              type="submit"
-              onClick={() => {
-                onChange(ref.current);
-                setOpen(false);
+        </BaseModal.Header>
+        <BaseModal.Content>
+          <div className="nopan nodrag noundo nocopy flex h-full w-full flex-col transition-all ">
+            <JsonView
+              theme="vscode"
+              dark={true}
+              editable
+              enableClipboard
+              onEdit={(edit) => {
+                ref.current = edit["src"];
               }}
-            >
-              Save
-            </Button>
+              onChange={(edit) => {
+                ref.current = edit["src"];
+              }}
+              src={ref.current}
+            />
+            <div className="flex h-fit w-full justify-end">
+              <Button
+                className="mt-3"
+                type="submit"
+                onClick={() => {
+                  onChange(ref.current);
+                  setOpen(false);
+                }}
+              >
+                Save
+              </Button>
+            </div>
           </div>
-        </div>
-      </BaseModal.Content>
-    </BaseModal>
+        </BaseModal.Content>
+      </BaseModal>
+    </div>
   );
 }