diff --git a/src/plugins/projectexplorer/customparser.cpp b/src/plugins/projectexplorer/customparser.cpp
index 15aebda4877..3622f24994e 100644
--- a/src/plugins/projectexplorer/customparser.cpp
+++ b/src/plugins/projectexplorer/customparser.cpp
@@ -43,18 +43,10 @@ CustomParserSettings::CustomParserSettings() :
     messageCap(3)
 { }
 
-bool CustomParserSettings::operator !=(const CustomParserSettings &other) const
+bool CustomParserSettings::operator ==(const CustomParserSettings &other) const
 {
-    if (errorPattern == other.errorPattern)
-        return false;
-    if (fileNameCap == other.fileNameCap)
-        return false;
-    if (lineNumberCap == other.lineNumberCap)
-        return false;
-    if (messageCap == other.messageCap)
-        return false;
-
-    return true;
+    return errorPattern == other.errorPattern && fileNameCap == other.fileNameCap
+            && lineNumberCap == other.lineNumberCap && messageCap == other.messageCap;
 }
 
 CustomParser::CustomParser(const CustomParserSettings &settings) :
diff --git a/src/plugins/projectexplorer/customparser.h b/src/plugins/projectexplorer/customparser.h
index 0aece8a8e6a..933826a023b 100644
--- a/src/plugins/projectexplorer/customparser.h
+++ b/src/plugins/projectexplorer/customparser.h
@@ -43,7 +43,8 @@ class CustomParserSettings
 public:
     CustomParserSettings();
 
-    bool operator !=(const CustomParserSettings &other) const;
+    bool operator ==(const CustomParserSettings &other) const;
+    bool operator !=(const CustomParserSettings &other) const { return !operator==(other); }
 
     QString errorPattern;
     int fileNameCap;