diff --git a/libraries/entities-renderer/src/EntityTreeRenderer.cpp b/libraries/entities-renderer/src/EntityTreeRenderer.cpp
index 129391e43a..e330427350 100644
--- a/libraries/entities-renderer/src/EntityTreeRenderer.cpp
+++ b/libraries/entities-renderer/src/EntityTreeRenderer.cpp
@@ -40,7 +40,6 @@
 
 #include <PointerManager.h>
 
-size_t std::hash<EntityItemID>::operator()(const EntityItemID& id) const { return qHash(id); }
 std::function<bool()> EntityTreeRenderer::_entitiesShouldFadeFunction;
 
 QString resolveScriptURL(const QString& scriptUrl) {
diff --git a/libraries/entities/src/EntityItemID.cpp b/libraries/entities/src/EntityItemID.cpp
index 3b4ca1cea0..28b8e109ca 100644
--- a/libraries/entities/src/EntityItemID.cpp
+++ b/libraries/entities/src/EntityItemID.cpp
@@ -69,3 +69,4 @@ QVector<EntityItemID> qVectorEntityItemIDFromScriptValue(const QScriptValue& arr
     return newVector;
 }
 
+size_t std::hash<EntityItemID>::operator()(const EntityItemID& id) const { return qHash(id); }