diff --git a/Makefile b/Makefile
index eebc68c..0f82c4a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # Makefile for the open-source release of adventure 2.5
 
 # To build with save/resume disabled, pass CFLAGS="-DADVENT_NOSAVE"
-# To build with auto-save/resume enabled, pass CFLAGS="-D ADVENT_AUTOSAVE"
+# To build with auto-save/resume enabled, pass CFLAGS="-DADVENT_AUTOSAVE"
 
 VERS=$(shell sed -n <NEWS '/^[0-9]/s/:.*//p' | head -1)