1 files changed, 1 insertions, 1 deletions
diff --git a/config.mk b/config.mk
index 126bd79..03f1670 100644
--- a/config.mk
+++ b/config.mk
@@ -18,7 +18,7 @@ LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS}
 
 # flags
 CPPFLAGS = -D_BSD_SOURCE -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
-CFLAGS   = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
+CFLAGS   = -ansi -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
 LDFLAGS  = -s ${LIBS}
 
 # compiler and linker