diff --git a/src/BulletCollision/BroadphaseCollision/btAxisSweep3.h b/src/BulletCollision/BroadphaseCollision/btAxisSweep3.h
index 4f4d94b3c..cd6e1a892 100644
--- a/src/BulletCollision/BroadphaseCollision/btAxisSweep3.h
+++ b/src/BulletCollision/BroadphaseCollision/btAxisSweep3.h
@@ -615,7 +615,7 @@ void btAxisSweep3Internal<BP_FP_INT_TYPE>::removeHandle(BP_FP_INT_TYPE handle,bt
 }
 
 template <typename BP_FP_INT_TYPE>
-void btAxisSweep3Internal<BP_FP_INT_TYPE>::resetPool(btDispatcher* dispatcher)
+void btAxisSweep3Internal<BP_FP_INT_TYPE>::resetPool(btDispatcher* /*dispatcher*/)
 {
 	if (m_numHandles == 0)
 	{
diff --git a/src/BulletCollision/CollisionDispatch/btSphereBoxCollisionAlgorithm.cpp b/src/BulletCollision/CollisionDispatch/btSphereBoxCollisionAlgorithm.cpp
index 0626cbd7a..e8b567e0e 100644
--- a/src/BulletCollision/CollisionDispatch/btSphereBoxCollisionAlgorithm.cpp
+++ b/src/BulletCollision/CollisionDispatch/btSphereBoxCollisionAlgorithm.cpp
@@ -132,7 +132,7 @@ bool btSphereBoxCollisionAlgorithm::getSphereDistance(const btCollisionObjectWra
 	btScalar distance;
 
 	//special case if the sphere center is inside the box
-	if (dist2 == 0.0f)
+	if (dist2 <= SIMD_EPSILON)
 	{
 		distance = -getSpherePenetration(boxHalfExtent, sphereRelPos, closestPoint, normal);
 	}