diff --git a/doc/basicopt.txt b/doc/basicopt.txt
index aa6675dc8..1405e7b01 100644
--- a/doc/basicopt.txt
+++ b/doc/basicopt.txt
@@ -24,7 +24,7 @@ Options:
   -a, --assertions:on|off   turn assertions on|off
   --opt:none|speed|size     optimize not at all or for speed|size
                             Note: use -d:release for a release build!
-  --debugger:native|endb    use native debugger (gdb) | ENDB (experimental)
+  --debugger:native         Use native debugger (gdb)
   --app:console|gui|lib|staticlib
                             generate a console app|GUI app|DLL|static library
   -r, --run                 run the compiled program with given arguments
diff --git a/tools/nim.zsh-completion b/tools/nim.zsh-completion
index e9b9002fb..38ed93f73 100644
--- a/tools/nim.zsh-completion
+++ b/tools/nim.zsh-completion
@@ -63,7 +63,7 @@ _nim() {
     '*--opt=none[do not optimize]' \
     '*--opt=speed[optimize for speed|size - use -d:release for a release build]' \
     '*--opt=size[optimize for size]' \
-    '*--debugger:native|endb[use native debugger (gdb) | ENDB (experimental)]' \
+    '*--debugger:native[use native debugger (gdb)]' \
     '*--app=console[generate a console app]' \
     '*--app=gui[generate a GUI app]' \
     '*--app=lib[generate a dynamic library]' \