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-rw-r--r--sw/source/core/undo/unattr.cxx6
1 files changed, 4 insertions, 2 deletions
diff --git a/sw/source/core/undo/unattr.cxx b/sw/source/core/undo/unattr.cxx
index 67b6f06a50a1..160a983b1c00 100644
--- a/sw/source/core/undo/unattr.cxx
+++ b/sw/source/core/undo/unattr.cxx
@@ -64,8 +64,10 @@ SwUndoFormatAttrHelper::SwUndoFormatAttrHelper(SwFormat& rFormat, bool bSvDrwPt)
void SwUndoFormatAttrHelper::SwClientNotify(const SwModify&, const SfxHint& rHint)
{
- auto pLegacy = dynamic_cast<const sw::LegacyModifyHint*>(&rHint);
- if(!pLegacy || !pLegacy->m_pOld)
+ if (rHint.GetId() != SfxHintId::SwLegacyModify)
+ return;
+ auto pLegacy = static_cast<const sw::LegacyModifyHint*>(&rHint);
+ if(!pLegacy->m_pOld)
return;
assert(pLegacy->m_pOld->Which() != RES_OBJECTDYING);
if(!pLegacy->m_pNew)