diff --git a/cui/source/dialogs/SpellDialog.cxx b/cui/source/dialogs/SpellDialog.cxx
index 6d7191ce80e3..ec033f58582f 100644
--- a/cui/source/dialogs/SpellDialog.cxx
+++ b/cui/source/dialogs/SpellDialog.cxx
@@ -2143,7 +2143,7 @@ svx::SpellPortions SentenceEditWindow_Impl::CreateSpellPortions() const
                 aPortion1.eLanguage = eLang;
 
                 aPortion1.sText = m_xEditEngine->GetText(ESelection(0, nStart, 0, aStart->nPosition));
-                bool bIsIgnoreError = m_aIgnoreErrorsAt.find( nStart ) != m_aIgnoreErrorsAt.end();
+                bool bIsIgnoreError = m_aIgnoreErrorsAt.contains( nStart );
                 if( bIsIgnoreError )
                 {
                     aPortion1.bIgnoreThisError = true;
diff --git a/oox/source/export/drawingml.cxx b/oox/source/export/drawingml.cxx
index dad687ffe2aa..f4f129a5a217 100644
--- a/oox/source/export/drawingml.cxx
+++ b/oox/source/export/drawingml.cxx
@@ -4988,7 +4988,7 @@ bool IsValidOOXMLFormula(std::u16string_view sFormula)
     for (sal_Int16 i = 1; i < nSize; i++)
     {
         OUString sVal = strTokens[i];
-        if (builtInVariables.find(sVal) != builtInVariables.end())
+        if (builtInVariables.contains(sVal))
             continue; // valid built-in variable
 
         // TODO: recognize valid 'guide name' pointing to other equations or adjustments