diff --git a/src/BulletCollision/NarrowPhaseCollision/btVoronoiSimplexSolver.cpp b/src/BulletCollision/NarrowPhaseCollision/btVoronoiSimplexSolver.cpp
index 23b4f79cf..756373c9b 100644
--- a/src/BulletCollision/NarrowPhaseCollision/btVoronoiSimplexSolver.cpp
+++ b/src/BulletCollision/NarrowPhaseCollision/btVoronoiSimplexSolver.cpp
@@ -190,9 +190,9 @@ bool	btVoronoiSimplexSolver::updateClosestVectorAndPoints()
 				const btVector3& c = m_simplexVectorW[2];
 				const btVector3& d = m_simplexVectorW[3];
 
-				bool hasSeperation = closestPtPointTetrahedron(p,a,b,c,d,m_cachedBC);
+				bool hasSeparation = closestPtPointTetrahedron(p,a,b,c,d,m_cachedBC);
 
-				if (hasSeperation)
+				if (hasSeparation)
 				{
 
 					m_cachedP1 = m_simplexPointsP[0] * m_cachedBC.m_barycentricCoords[0] +