diff --git a/src/renderers/WebGLRenderer.js b/src/renderers/WebGLRenderer.js
index ae803d57adbfb405a1a730f79dbccaa8d6feab1b..fa26d33b8870530d2d8282c5e9000807c5125e00 100644
--- a/src/renderers/WebGLRenderer.js
+++ b/src/renderers/WebGLRenderer.js
@@ -1631,6 +1631,12 @@ function WebGLRenderer( parameters ) {
 
 		}
 
+		if ( material.fog ) {
+
+			materialProperties.fog = fog;
+
+		}
+
 		if ( material.lights ) {
 
 			// store the light setup it was created for
@@ -1729,6 +1735,13 @@ function WebGLRenderer( parameters ) {
 
 		}
 
+		if ( materialProperties.fog !== undefined &&
+			materialProperties.fog !== fog ) {
+
+				material.needsUpdate = true;
+
+		}
+
 		if ( materialProperties.lightsHash !== undefined &&
 			materialProperties.lightsHash !== _lights.hash ) {