diff --git a/libavcodec/fdctref.c b/libavcodec/fdctref.c
index 5038e67538..b90a2e52ee 100644
--- a/libavcodec/fdctref.c
+++ b/libavcodec/fdctref.c
@@ -29,8 +29,6 @@
 
 #include <math.h>
 
-// #include "config.h"
-
 #ifndef PI
 # ifdef M_PI
 #  define PI M_PI