diff --git a/common.mk b/common.mk
index f55264a1..dcba6976 100644
--- a/common.mk
+++ b/common.mk
@@ -19,6 +19,7 @@ CFLAGS += -Wunused-value
 CFLAGS += -Iinclude
 CFLAGS += -I/usr/local/include
 CFLAGS += -DI3_VERSION=\"${GIT_VERSION}\"
+CFLAGS += -freorder-blocks-and-partition
 
 LDFLAGS += -lm
 LDFLAGS += -lxcb-event