diff --git a/.gitignore b/.gitignore
index 1ffefcd99851c35fd53e896331b4ad18238c0f5e..10dac80f7c204bbbdd07c926a27ee95e1f1284ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -196,7 +196,7 @@ Makefile.plugin.generated
 /src/kernel_internals/parsing/cparser.ml
 /src/kernel_internals/parsing/cparser.mli
 /src/libraries/stdlib/transitioning.ml
-/src/plugins/callgraph/cg_viewer.ml
+# /src/plugins/callgraph/cg_viewer.ml
 /src/plugins/gui/debug_manager.ml
 /src/plugins/gui/dgraph_helper.ml
 /src/plugins/gui/GSourceView.ml