diff --git a/modules/compiler-warnings.md b/modules/compiler-warnings.md
index 8d03783a..e7df45c9 100644
--- a/modules/compiler-warnings.md
+++ b/modules/compiler-warnings.md
@@ -34,7 +34,7 @@
 Go through the programs written so far and run the compiler using the `-Wall -Wextra` options.
   - What kind of problems have you discovered?  How to fix those?
 
-See e.g. #source whole-array.c
+#source whole-array.c
 (where only `-Wextra` gives some clue)
 
 Explore the compiler documentation for more helpful options.  Over the time you