diff --git a/Solver/dofManager.h b/Solver/dofManager.h
index d6fbe7a26f0e3613166ea5f8bdbbea270e8ba501..9f85a86e9f454830d4ba97fccc50a4f75bdace4f 100644
--- a/Solver/dofManager.h
+++ b/Solver/dofManager.h
@@ -185,7 +185,7 @@ class dofManager{
   {
     if (fixed.find(key) != fixed.end()) return;
     if (constraints.find(key) != constraints.end()) return;
-    if (ghostByDof.find(key) != ghostByDof.end()) return; 
+    if (ghostByDof.find(key) != ghostByDof.end()) return;
 
     std::map<Dof, int> :: iterator it = unknown.find(key);
     if (it == unknown.end()) {