diff --git a/src/IntPatch/IntPatch_WLineTool.cxx b/src/IntPatch/IntPatch_WLineTool.cxx
index 6530d7d4b3..766aca20e9 100644
--- a/src/IntPatch/IntPatch_WLineTool.cxx
+++ b/src/IntPatch/IntPatch_WLineTool.cxx
@@ -1728,7 +1728,6 @@ static Standard_Boolean IsNeedSkipWL(const Handle(IntPatch_WLine)& theWL,
 {
   Standard_Real aFirstp, aLastp;
   Standard_Integer aNbVtx = theWL->NbVertex();
-  Standard_Boolean isNeedSkip = Standard_True;
 
   for (Standard_Integer i = 1; i < aNbVtx; i++) {
     aFirstp = theWL->Vertex (i).ParameterOnLine();
@@ -1739,14 +1738,13 @@ static Standard_Boolean IsNeedSkipWL(const Handle(IntPatch_WLine)& theWL,
     const IntSurf_PntOn2S& aPmid = theWL->Point (pmid);
     aPmid.Parameters (aU1, aV1, aU2, aV2);
 
-    if (!IsOutOfDomain (theBoxS1, theBoxS2, aPmid, theArrPeriods))
+    if (IsOutOfDomain (theBoxS1, theBoxS2, aPmid, theArrPeriods))
     {
-      isNeedSkip = Standard_False;
-      break;
+      return Standard_True;
     }
   }
 
-  return isNeedSkip;
+  return Standard_False;
 }
 
 //=======================================================================
diff --git a/tests/bugs/modalg_8/bug33541 b/tests/bugs/modalg_8/bug33541
new file mode 100644
index 0000000000..4af9e791a5
--- /dev/null
+++ b/tests/bugs/modalg_8/bug33541
@@ -0,0 +1,12 @@
+puts "================================"
+puts "0033541: Modeling Algorithms - Simple sphere cut from cylinder fails"
+puts "================================"
+puts ""
+
+pcylinder c 1 1 
+psphere s 1 
+ttranslate s 1 1 1
+bcut result c s 
+
+checknbshapes result -vertex 3 -edge 5 -wire 4 -face 4
+checkview -display result -2d -path ${imagedir}/${test_image}.png