diff --git a/glm/detail/glm.cpp b/glm/detail/glm.cpp
index 62d93fd7..1ec3c79a 100644
--- a/glm/detail/glm.cpp
+++ b/glm/detail/glm.cpp
@@ -30,11 +30,9 @@
 #include <glm/gtc/quaternion.hpp>
 #include <glm/gtx/dual_quaternion.hpp>
 
-namespace glm{
-namespace detail
+namespace glm
 {
 // tvec1 type explicit instantiation
-/*
 template struct tvec1<uint8, lowp>;
 template struct tvec1<uint16, lowp>;
 template struct tvec1<uint32, lowp>;
@@ -43,7 +41,6 @@ template struct tvec1<int8, lowp>;
 template struct tvec1<int16, lowp>;
 template struct tvec1<int32, lowp>;
 template struct tvec1<int64, lowp>;
-template struct tvec1<float16, lowp>;
 template struct tvec1<float32, lowp>;
 template struct tvec1<float64, lowp>;
 
@@ -55,7 +52,6 @@ template struct tvec1<int8, mediump>;
 template struct tvec1<int16, mediump>;
 template struct tvec1<int32, mediump>;
 template struct tvec1<int64, mediump>;
-template struct tvec1<float16, mediump>;
 template struct tvec1<float32, mediump>;
 template struct tvec1<float64, mediump>;
 
@@ -67,10 +63,9 @@ template struct tvec1<int8, highp>;
 template struct tvec1<int16, highp>;
 template struct tvec1<int32, highp>;
 template struct tvec1<int64, highp>;
-template struct tvec1<float16, highp>;
 template struct tvec1<float32, highp>;
 template struct tvec1<float64, highp>;
-*/
+
 // tvec2 type explicit instantiation
 template struct tvec2<uint8, lowp>;
 template struct tvec2<uint16, lowp>;
@@ -283,6 +278,5 @@ template struct tdualquat<float64, mediump>;
 template struct tdualquat<float32, highp>;
 template struct tdualquat<float64, highp>;
 
-}//namespace detail
 }//namespace glm