diff --git a/src/renderers/WebGLRenderer.js b/src/renderers/WebGLRenderer.js
index 0b13030b5a925daa79dbbef884e4cc07e32a0a81..7dc3ef36c26616ccc22df467eca6d56b36c3f80d 100644
--- a/src/renderers/WebGLRenderer.js
+++ b/src/renderers/WebGLRenderer.js
@@ -1985,7 +1985,7 @@ function WebGLRenderer( parameters ) {
 
 			if ( material.isShaderMaterial ) {
 
-				material.uniformsNeedUpdate = false;
+				material.uniformsNeedUpdate = false; // #15581
 
 			}