diff --git a/src/Mod/Mesh/App/Core/Triangulation.cpp b/src/Mod/Mesh/App/Core/Triangulation.cpp
index 11f6ae197..347ab32c9 100644
--- a/src/Mod/Mesh/App/Core/Triangulation.cpp
+++ b/src/Mod/Mesh/App/Core/Triangulation.cpp
@@ -354,6 +354,7 @@ bool EarClippingTriangulator::Triangulate::Process(const std::vector<Base::Vecto
         /* if we loop, it is probably a non-simple polygon */
         if (0 >= (count--)) {
             //** Triangulate: ERROR - probable bad polygon!
+            delete [] V;
             return false;
         }