diff --git a/ext/gd/gd.c b/ext/gd/gd.c
index d929e7f84ef..73e1f58bd37 100644
--- a/ext/gd/gd.c
+++ b/ext/gd/gd.c
@@ -1265,7 +1265,7 @@ PHP_MINIT_FUNCTION(gd)
 	REGISTER_LONG_CONSTANT("IMG_CROP_THRESHOLD", GD_CROP_THRESHOLD, CONST_CS | CONST_PERSISTENT);
 
 	
-	REGISTER_LONG_CONSTANT("IMG_BELL", GD_BILINEAR_FIXED, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("IMG_BELL", GD_BELL, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IMG_BESSEL", GD_BESSEL, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IMG_BILINEAR_FIXED", GD_BILINEAR_FIXED, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IMG_BICUBIC", GD_BICUBIC, CONST_CS | CONST_PERSISTENT);