diff --git a/engine/src/core/com/jme3/material/Technique.java b/engine/src/core/com/jme3/material/Technique.java
index b4ce59aaf..5ae20a50e 100644
--- a/engine/src/core/com/jme3/material/Technique.java
+++ b/engine/src/core/com/jme3/material/Technique.java
@@ -114,8 +114,7 @@ public class Technique implements Savable {
     void notifySetParam(String paramName, VarType type, Object value) {
         String defineName = def.getShaderParamDefine(paramName);
         if (defineName != null) {
-            defines.set(defineName, type, value);
-            needReload = true;
+            needReload = defines.set(defineName, type, value);
         }
         if (shader != null) {
             updateUniformParam(paramName, type, value);
@@ -128,8 +127,7 @@ public class Technique implements Savable {
     void notifyClearParam(String paramName) {
         String defineName = def.getShaderParamDefine(paramName);
         if (defineName != null) {
-            defines.remove(defineName);
-            needReload = true;
+            needReload = defines.remove(defineName);
         }
         if (shader != null) {
             if (!paramName.startsWith("m_")) {