diff --git a/Makefile b/Makefile
index d4c993ba..78ee4c57 100644
--- a/Makefile
+++ b/Makefile
@@ -121,6 +121,7 @@ CFLAGS_MYSQL += ${CFLAGS_MXQ_MYSQL_DEFAULT_GROUP}
 CFLAGS_MYSQL += -DMX_MYSQL_FAIL_WAIT_DEFAULT=5
 
 CFLAGS += -g
+CFLAGS += -O3
 CFLAGS += -Wall
 CFLAGS += -DMXQ_VERSION=\"${MXQ_VERSION}\"
 CFLAGS += -DMXQ_VERSIONFULL=\"${MXQ_VERSIONFULL}\"