diff --git a/tools/qfcc/source/glsl-builtins.c b/tools/qfcc/source/glsl-builtins.c
index 7a9b7dfad..2c357005e 100644
--- a/tools/qfcc/source/glsl-builtins.c
+++ b/tools/qfcc/source/glsl-builtins.c
@@ -492,8 +492,8 @@ SRC_LINE
 "double dot(genDType x, genDType y) = " SPV(148) ";"                "\n"
 "@overload vec3 cross(vec3 x, vec3 y) = " GLSL(68) ";"              "\n"
 "@overload dvec3 cross(dvec3 x, dvec3 y) = " GLSL(68) ";"           "\n"
-"genFType normalize(genFType x);"                                   "\n"
-"genDType normalize(genDType x);"                                   "\n"
+"genFType normalize(genFType x) = " GLSL(69) ";"                    "\n"
+"genDType normalize(genDType x) = " GLSL(69) ";"                    "\n"
 "genFType faceforward(genFType N, genFType I, genFType Nref);"      "\n"
 "genDType faceforward(genDType N, genDType I, genDType Nref);"      "\n"
 "genFType reflect(genFType I, genFType N);"                         "\n"