diff --git a/AMDiS/src/DOFVector.cc b/AMDiS/src/DOFVector.cc
index 51c0746163721bbe37b38fb61c4f7b8d604e71f1..3043ab0a9415d42a1a839fa25bea123fb755e2db 100644
--- a/AMDiS/src/DOFVector.cc
+++ b/AMDiS/src/DOFVector.cc
@@ -533,7 +533,7 @@ namespace AMDiS {
 	  
 	    bool isPositive = true;
 	    for (int j = 0; j < coords2.size(); j++) {
-	      if (coords2[j] < 0) {
+	      if (coords2[j] < -0.00001) {
 		isPositive = false;
 		break;
 	      }