diff --git a/src/libse/Settings/FixCommonErrorsSettings.cs b/src/libse/Settings/FixCommonErrorsSettings.cs
index 5451ac601..069c50bc4 100644
--- a/src/libse/Settings/FixCommonErrorsSettings.cs
+++ b/src/libse/Settings/FixCommonErrorsSettings.cs
@@ -259,46 +259,46 @@ namespace Nikse.SubtitleEdit.Core.Settings
 
         public void LoadUserDefaultFixes(string fixes)
         {
-            var list = fixes.Split(';');
-            EmptyLinesTicked = list.Contains(nameof(EmptyLinesTicked));
-            OverlappingDisplayTimeTicked = list.Contains(nameof(OverlappingDisplayTimeTicked));
-            TooShortDisplayTimeTicked = list.Contains(nameof(TooShortDisplayTimeTicked));
-            TooLongDisplayTimeTicked = list.Contains(nameof(TooLongDisplayTimeTicked));
-            TooShortGapTicked = list.Contains(nameof(TooShortGapTicked));
-            InvalidItalicTagsTicked = list.Contains(nameof(InvalidItalicTagsTicked));
-            BreakLongLinesTicked = list.Contains(nameof(BreakLongLinesTicked));
-            MergeShortLinesTicked = list.Contains(nameof(MergeShortLinesTicked));
-            MergeShortLinesAllTicked = list.Contains(nameof(MergeShortLinesAllTicked));
-            MergeShortLinesPixelWidthTicked = list.Contains(nameof(MergeShortLinesPixelWidthTicked));
-            UnneededSpacesTicked = list.Contains(nameof(UnneededSpacesTicked));
-            UnneededPeriodsTicked = list.Contains(nameof(UnneededPeriodsTicked));
-            FixCommasTicked = list.Contains(nameof(FixCommasTicked));
-            MissingSpacesTicked = list.Contains(nameof(MissingSpacesTicked));
-            AddMissingQuotesTicked = list.Contains(nameof(AddMissingQuotesTicked));
-            Fix3PlusLinesTicked = list.Contains(nameof(Fix3PlusLinesTicked));
-            FixHyphensTicked = list.Contains(nameof(FixHyphensTicked));
-            FixHyphensRemoveSingleLineTicked = list.Contains(nameof(FixHyphensRemoveSingleLineTicked));
-            UppercaseIInsideLowercaseWordTicked = list.Contains(nameof(UppercaseIInsideLowercaseWordTicked));
-            DoubleApostropheToQuoteTicked = list.Contains(nameof(DoubleApostropheToQuoteTicked));
-            AddPeriodAfterParagraphTicked = list.Contains(nameof(AddPeriodAfterParagraphTicked));
-            StartWithUppercaseLetterAfterParagraphTicked = list.Contains(nameof(StartWithUppercaseLetterAfterParagraphTicked));
-            StartWithUppercaseLetterAfterPeriodInsideParagraphTicked = list.Contains(nameof(StartWithUppercaseLetterAfterPeriodInsideParagraphTicked));
-            StartWithUppercaseLetterAfterColonTicked = list.Contains(nameof(StartWithUppercaseLetterAfterColonTicked));
-            AloneLowercaseIToUppercaseIEnglishTicked = list.Contains(nameof(AloneLowercaseIToUppercaseIEnglishTicked));
-            FixOcrErrorsViaReplaceListTicked = list.Contains(nameof(FixOcrErrorsViaReplaceListTicked));
-            RemoveSpaceBetweenNumberTicked = list.Contains(nameof(RemoveSpaceBetweenNumberTicked));
-            FixDialogsOnOneLineTicked = list.Contains(nameof(FixDialogsOnOneLineTicked));
-            RemoveDialogFirstLineInNonDialogs = list.Contains(nameof(RemoveDialogFirstLineInNonDialogs));
-            TurkishAnsiTicked = list.Contains(nameof(TurkishAnsiTicked));
-            DanishLetterITicked = list.Contains(nameof(DanishLetterITicked));
-            SpanishInvertedQuestionAndExclamationMarksTicked = list.Contains(nameof(SpanishInvertedQuestionAndExclamationMarksTicked));
-            FixDoubleDashTicked = list.Contains(nameof(FixDoubleDashTicked));
-            FixEllipsesStartTicked = list.Contains(nameof(FixEllipsesStartTicked));
-            FixMissingOpenBracketTicked = list.Contains(nameof(FixMissingOpenBracketTicked));
-            FixMusicNotationTicked = list.Contains(nameof(FixMusicNotationTicked));
-            FixContinuationStyleTicked = list.Contains(nameof(FixContinuationStyleTicked));
-            FixUnnecessaryLeadingDotsTicked = list.Contains(nameof(FixUnnecessaryLeadingDotsTicked));
-            NormalizeStringsTicked = list.Contains(nameof(NormalizeStringsTicked));
+            var hashSet = fixes.Split(';').ToHashSet();
+            EmptyLinesTicked = hashSet.Contains(nameof(EmptyLinesTicked));
+            OverlappingDisplayTimeTicked = hashSet.Contains(nameof(OverlappingDisplayTimeTicked));
+            TooShortDisplayTimeTicked = hashSet.Contains(nameof(TooShortDisplayTimeTicked));
+            TooLongDisplayTimeTicked = hashSet.Contains(nameof(TooLongDisplayTimeTicked));
+            TooShortGapTicked = hashSet.Contains(nameof(TooShortGapTicked));
+            InvalidItalicTagsTicked = hashSet.Contains(nameof(InvalidItalicTagsTicked));
+            BreakLongLinesTicked = hashSet.Contains(nameof(BreakLongLinesTicked));
+            MergeShortLinesTicked = hashSet.Contains(nameof(MergeShortLinesTicked));
+            MergeShortLinesAllTicked = hashSet.Contains(nameof(MergeShortLinesAllTicked));
+            MergeShortLinesPixelWidthTicked = hashSet.Contains(nameof(MergeShortLinesPixelWidthTicked));
+            UnneededSpacesTicked = hashSet.Contains(nameof(UnneededSpacesTicked));
+            UnneededPeriodsTicked = hashSet.Contains(nameof(UnneededPeriodsTicked));
+            FixCommasTicked = hashSet.Contains(nameof(FixCommasTicked));
+            MissingSpacesTicked = hashSet.Contains(nameof(MissingSpacesTicked));
+            AddMissingQuotesTicked = hashSet.Contains(nameof(AddMissingQuotesTicked));
+            Fix3PlusLinesTicked = hashSet.Contains(nameof(Fix3PlusLinesTicked));
+            FixHyphensTicked = hashSet.Contains(nameof(FixHyphensTicked));
+            FixHyphensRemoveSingleLineTicked = hashSet.Contains(nameof(FixHyphensRemoveSingleLineTicked));
+            UppercaseIInsideLowercaseWordTicked = hashSet.Contains(nameof(UppercaseIInsideLowercaseWordTicked));
+            DoubleApostropheToQuoteTicked = hashSet.Contains(nameof(DoubleApostropheToQuoteTicked));
+            AddPeriodAfterParagraphTicked = hashSet.Contains(nameof(AddPeriodAfterParagraphTicked));
+            StartWithUppercaseLetterAfterParagraphTicked = hashSet.Contains(nameof(StartWithUppercaseLetterAfterParagraphTicked));
+            StartWithUppercaseLetterAfterPeriodInsideParagraphTicked = hashSet.Contains(nameof(StartWithUppercaseLetterAfterPeriodInsideParagraphTicked));
+            StartWithUppercaseLetterAfterColonTicked = hashSet.Contains(nameof(StartWithUppercaseLetterAfterColonTicked));
+            AloneLowercaseIToUppercaseIEnglishTicked = hashSet.Contains(nameof(AloneLowercaseIToUppercaseIEnglishTicked));
+            FixOcrErrorsViaReplaceListTicked = hashSet.Contains(nameof(FixOcrErrorsViaReplaceListTicked));
+            RemoveSpaceBetweenNumberTicked = hashSet.Contains(nameof(RemoveSpaceBetweenNumberTicked));
+            FixDialogsOnOneLineTicked = hashSet.Contains(nameof(FixDialogsOnOneLineTicked));
+            RemoveDialogFirstLineInNonDialogs = hashSet.Contains(nameof(RemoveDialogFirstLineInNonDialogs));
+            TurkishAnsiTicked = hashSet.Contains(nameof(TurkishAnsiTicked));
+            DanishLetterITicked = hashSet.Contains(nameof(DanishLetterITicked));
+            SpanishInvertedQuestionAndExclamationMarksTicked = hashSet.Contains(nameof(SpanishInvertedQuestionAndExclamationMarksTicked));
+            FixDoubleDashTicked = hashSet.Contains(nameof(FixDoubleDashTicked));
+            FixEllipsesStartTicked = hashSet.Contains(nameof(FixEllipsesStartTicked));
+            FixMissingOpenBracketTicked = hashSet.Contains(nameof(FixMissingOpenBracketTicked));
+            FixMusicNotationTicked = hashSet.Contains(nameof(FixMusicNotationTicked));
+            FixContinuationStyleTicked = hashSet.Contains(nameof(FixContinuationStyleTicked));
+            FixUnnecessaryLeadingDotsTicked = hashSet.Contains(nameof(FixUnnecessaryLeadingDotsTicked));
+            NormalizeStringsTicked = hashSet.Contains(nameof(NormalizeStringsTicked));
         }
 
         public void SetDefaultFixes()