diff --git a/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp b/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
index 2ae11cd62..e40cdad30 100644
--- a/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
@@ -125,6 +125,7 @@ DialogSeamAllowance::DialogSeamAllowance(const VContainer *data, const quint32 &
 //---------------------------------------------------------------------------------------------------------------------
 DialogSeamAllowance::~DialogSeamAllowance()
 {
+    delete m_visPins;
     delete ui;
 }