diff --git a/include/reactphysics3d/components/Components.h b/include/reactphysics3d/components/Components.h
index 34cdd4dc..17dfa001 100644
--- a/include/reactphysics3d/components/Components.h
+++ b/include/reactphysics3d/components/Components.h
@@ -137,7 +137,7 @@ RP3D_FORCE_INLINE bool Components::hasComponent(Entity entity) const {
     return mMapEntityToComponentIndex.containsKey(entity);
 }
 
-// Return true if there is a component for a given entiy and if so set the entity index
+// Return true if there is a component for a given entity and if so set the entity index
 RP3D_FORCE_INLINE bool Components::hasComponentGetIndex(Entity entity, uint32& entityIndex) const {
 
     auto it = mMapEntityToComponentIndex.find(entity);
diff --git a/src/systems/CollisionDetectionSystem.cpp b/src/systems/CollisionDetectionSystem.cpp
index fa7ef6b0..a61b4ee4 100644
--- a/src/systems/CollisionDetectionSystem.cpp
+++ b/src/systems/CollisionDetectionSystem.cpp
@@ -665,7 +665,7 @@ void CollisionDetectionSystem::addContactPairsToBodies() {
            mRigidBodyComponents.addContacPair(contactPair.body2Entity, p);
         }
 
-        // If at least of body is a CollisionBody
+        // If at least one of the two bodies is a CollisionBody
         if (!isBody1Rigid || !isBody2Rigid) {
 
             // Add the pair index to the array of pairs with CollisionBody
@@ -858,8 +858,6 @@ void CollisionDetectionSystem::createContacts() {
     // creation (only the pairs with two RigidBodies are added during island creation)
     mWorld->mProcessContactPairsOrderIslands.addRange(mCollisionBodyContactPairsIndices);
 
-    assert(mWorld->mProcessContactPairsOrderIslands.size() == (*mCurrentContactPairs).size());
-
     // Process the contact pairs in the order defined by the islands such that the contact manifolds and
     // contact points of a given island are packed together in the array of manifolds and contact points
     const uint32 nbContactPairsToProcess = static_cast<uint32>(mWorld->mProcessContactPairsOrderIslands.size());