diff --git a/libraries/render-utils/src/forward_simple.slf b/libraries/render-utils/src/forward_simple.slf
index 587fcbde73..1ac44750a7 100644
--- a/libraries/render-utils/src/forward_simple.slf
+++ b/libraries/render-utils/src/forward_simple.slf
@@ -16,11 +16,21 @@
 <@include ForwardGlobalLight.slh@>
 <$declareEvalSkyboxGlobalColor()$>
 
+
 // the interpolated normal
 in vec3 _normalWS;
+in vec3 _normalMS;
 in vec4 _color;
+in vec2 _texCoord0;
+in vec4 _positionMS;
 in vec4 _positionES;
 
+// For retro-compatibility
+#define _normal      _normalWS
+#define _modelNormal _normalMS
+#define _position    _positionMS
+#define _eyePosition _positionES
+
 layout(location = 0) out vec4 _fragColor0;
 
 //PROCEDURAL_COMMON_BLOCK
diff --git a/libraries/render-utils/src/forward_simple_transparent.slf b/libraries/render-utils/src/forward_simple_transparent.slf
index f40ba2ed4f..8be2759571 100644
--- a/libraries/render-utils/src/forward_simple_transparent.slf
+++ b/libraries/render-utils/src/forward_simple_transparent.slf
@@ -18,9 +18,18 @@
 
 // the interpolated normal
 in vec3 _normalWS;
+in vec3 _normalMS;
 in vec4 _color;
+in vec2 _texCoord0;
+in vec4 _positionMS;
 in vec4 _positionES;
 
+// For retro-compatibility
+#define _normal      _normalWS
+#define _modelNormal _normalMS
+#define _position    _positionMS
+#define _eyePosition _positionES
+
 layout(location = 0) out vec4 _fragColor0;
 
 //PROCEDURAL_COMMON_BLOCK
diff --git a/libraries/render-utils/src/simple.slf b/libraries/render-utils/src/simple.slf
index ed77777184..7591dc1882 100644
--- a/libraries/render-utils/src/simple.slf
+++ b/libraries/render-utils/src/simple.slf
@@ -16,7 +16,17 @@
 
 // the interpolated normal
 in vec3 _normalWS;
+in vec3 _normalMS;
 in vec4 _color;
+in vec2 _texCoord0;
+in vec4 _positionMS;
+in vec4 _positionES;
+
+// For retro-compatibility
+#define _normal      _normalWS
+#define _modelNormal _normalMS
+#define _position    _positionMS
+#define _eyePosition _positionES
 
 //PROCEDURAL_COMMON_BLOCK
 
diff --git a/libraries/render-utils/src/simple_fade.slf b/libraries/render-utils/src/simple_fade.slf
index 6e7aee2894..0710c3e10b 100644
--- a/libraries/render-utils/src/simple_fade.slf
+++ b/libraries/render-utils/src/simple_fade.slf
@@ -19,9 +19,19 @@
 
 // the interpolated normal
 in vec3 _normalWS;
+in vec3 _normalMS;
 in vec4 _color;
+in vec2 _texCoord0;
+in vec4 _positionMS;
+in vec4 _positionES;
 in vec4 _positionWS;
 
+// For retro-compatibility
+#define _normal      _normalWS
+#define _modelNormal _normalMS
+#define _position    _positionMS
+#define _eyePosition _positionES
+
 //PROCEDURAL_COMMON_BLOCK
 
 #line 1001
diff --git a/libraries/render-utils/src/simple_transparent.slf b/libraries/render-utils/src/simple_transparent.slf
index c9815e8a80..ee79d2c0c4 100644
--- a/libraries/render-utils/src/simple_transparent.slf
+++ b/libraries/render-utils/src/simple_transparent.slf
@@ -16,7 +16,17 @@
 
 // the interpolated normal
 in vec3 _normalWS;
+in vec3 _normalMS;
 in vec4 _color;
+in vec2 _texCoord0;
+in vec4 _positionMS;
+in vec4 _positionES;
+
+// For retro-compatibility
+#define _normal      _normalWS
+#define _modelNormal _normalMS
+#define _position    _positionMS
+#define _eyePosition _positionES
 
 //PROCEDURAL_COMMON_BLOCK