diff --git a/config.mk b/config.mk
index 8be5ade..566348b 100644
--- a/config.mk
+++ b/config.mk
@@ -29,4 +29,4 @@ CFLAGS   = -std=c99 -pedantic -Wall -Os $(INCS) $(CPPFLAGS)
 LDFLAGS  = $(LIBS)
 
 # compiler and linker
-CC = gcc
+CC = cc