diff --git a/libraries/physics/src/ObjectAction.cpp b/libraries/physics/src/ObjectAction.cpp
index 10a3d8d110..ce4ebfd22f 100644
--- a/libraries/physics/src/ObjectAction.cpp
+++ b/libraries/physics/src/ObjectAction.cpp
@@ -62,7 +62,7 @@ void ObjectAction::updateAction(btCollisionWorld* collisionWorld, btScalar delta
     updateActionWorker(deltaTimeStep);
 }
 
-int ObjectAction::getEntityServerClockSkew() {
+int ObjectAction::getEntityServerClockSkew() const {
     auto nodeList = DependencyManager::get<NodeList>();
 
     auto ownerEntity = _ownerEntity.lock();
diff --git a/libraries/physics/src/ObjectAction.h b/libraries/physics/src/ObjectAction.h
index 4a531ea70d..98e58475c6 100644
--- a/libraries/physics/src/ObjectAction.h
+++ b/libraries/physics/src/ObjectAction.h
@@ -50,7 +50,7 @@ public:
 
 protected:
 
-    int getEntityServerClockSkew();
+    int getEntityServerClockSkew() const;
 
     virtual btRigidBody* getRigidBody();
     virtual glm::vec3 getPosition();