diff --git a/config.mk b/config.mk
index 54426a7..2e18031 100644
--- a/config.mk
+++ b/config.mk
@@ -36,7 +36,7 @@ endif
 
 # flags
 DEFAULT_CPPFLAGS = -D_DEFAULT_SOURCE -DVERSION=\"${VERSION}\"
-DEFAULT_CFLAGS   = -g --std=gnu99 -pedantic -Wall -Wno-overlength-strings -Os ${STATIC} ${ENABLE_WAYLAND}
+DEFAULT_CFLAGS   = --std=gnu99 -pedantic -Wall -Wno-overlength-strings ${STATIC} ${ENABLE_WAYLAND}
 DEFAULT_LDFLAGS  = -lm -lrt
 
 CPPFLAGS_DEBUG := -DDEBUG_BUILD
