diff --git a/src/type_determiner.cc b/src/type_determiner.cc
index c250bdd..06e45c5 100644
--- a/src/type_determiner.cc
+++ b/src/type_determiner.cc
@@ -595,7 +595,7 @@
       name == "acos" || name == "atan" || name == "sinh" || name == "cosh" ||
       name == "tanh" || name == "asinh" || name == "acosh" || name == "atanh" ||
       name == "exp" || name == "log" || name == "exp2" || name == "log2" ||
-      name == "sqrt" || name == "inversesqrt") {
+      name == "sqrt" || name == "inversesqrt" || name == "normalize") {
     if (params.size() != 1) {
       error_ = "incorrect number of parameters for " + name +
                ". Expected 1 got " + std::to_string(params.size());
@@ -663,6 +663,8 @@
       *id = GLSLstd450Sqrt;
     } else if (name == "inversesqrt") {
       *id = GLSLstd450InverseSqrt;
+    } else if (name == "normalize") {
+      *id = GLSLstd450Normalize;
     }
 
     return params[0]->result_type();
diff --git a/src/type_determiner_test.cc b/src/type_determiner_test.cc
index f08f491..cbb52bf 100644
--- a/src/type_determiner_test.cc
+++ b/src/type_determiner_test.cc
@@ -1615,7 +1615,8 @@
                     GLSLData{"exp2", GLSLstd450Exp2},
                     GLSLData{"log2", GLSLstd450Log2},
                     GLSLData{"sqrt", GLSLstd450Sqrt},
-                    GLSLData{"inversesqrt", GLSLstd450InverseSqrt}));
+                    GLSLData{"inversesqrt", GLSLstd450InverseSqrt},
+                    GLSLData{"normalize", GLSLstd450Normalize}));
 
 }  // namespace
 }  // namespace tint