diff --git a/lib/ace/autocomplete.js b/lib/ace/autocomplete.js
index 13d140d9..0d7f37ca 100644
--- a/lib/ace/autocomplete.js
+++ b/lib/ace/autocomplete.js
@@ -297,7 +297,7 @@ var Autocomplete = function() {
                 return detachIfFinished();
 
             // Autoinsert if one result
-            if (this.autoInsert && filtered.length == 1)
+            if (this.autoInsert && filtered.length == 1 && results.finished)
                 return this.insertMatch(filtered[0]);
 
             this.openPopup(this.editor, prefix, keepPopupPosition);