diff --git a/config.mk b/config.mk
index 0a7371c..d8f9f20 100644
--- a/config.mk
+++ b/config.mk
@@ -13,4 +13,4 @@ CFLAGS   = -std=c99 -pedantic -Wall -Os
 LDFLAGS  = -s
 
 # compiler and linker
-CC = clang
+CC = cc