diff --git a/simgear/scene/material/Effect.cxx b/simgear/scene/material/Effect.cxx
index 400e350a..f2bcbcdc 100644
--- a/simgear/scene/material/Effect.cxx
+++ b/simgear/scene/material/Effect.cxx
@@ -829,8 +829,7 @@ struct UniformBuilder :public PassAttributeBuilder
             return;
         const SGPropertyNode* nameProp = prop->getChild("name");
         const SGPropertyNode* typeProp = prop->getChild("type");
-        const SGPropertyNode* valProp
-            = getEffectPropertyChild(effect, prop, "value");
+        const SGPropertyNode* valProp = prop->getChild("value");
         string name;
         Uniform::Type uniformType = Uniform::FLOAT;
         if (nameProp) {
diff --git a/simgear/scene/material/EffectBuilder.hxx b/simgear/scene/material/EffectBuilder.hxx
index 54e959a1..e9c7b6a9 100644
--- a/simgear/scene/material/EffectBuilder.hxx
+++ b/simgear/scene/material/EffectBuilder.hxx
@@ -594,7 +594,7 @@ initFromParameters(Effect* effect, const SGPropertyNode* prop, ObjType* obj,
     if (valProp->nChildren() == 0) {
         setter(obj, valProp->getValue<OSGParamType>());
     } else {
-        std::string propName = getGlobalProperty(prop, options);
+        std::string propName = getGlobalProperty(valProp, options);
         ScalarChangeListener<OSGParamType, ObjType, F>* listener
             = new ScalarChangeListener<OSGParamType, ObjType, F>(obj, setter,
                                                                  propName);