diff --git a/zsnes/src/configure.in b/zsnes/src/configure.in
index 6f026b6f..fedf8ff6 100644
--- a/zsnes/src/configure.in
+++ b/zsnes/src/configure.in
@@ -114,7 +114,7 @@ if test x$debug = xyes; then
 	dnl It is actually easier to debug zsnes with no optimization
 	dnl enabled. 
 
-	CFLAGS="$CFLAGS -DDEBUG -O0 -fno-omit-frame-pointer -ggdb3"
+	CFLAGS="$CFLAGS -DDEBUG -O0 -fomit-frame-pointer -ggdb3"
 	NFLAGS="$NFLAGS -DDEBUG -s -O0" dnl it works now
 	ZSNESEXE="zsnesd"
 else