diff --git a/src/libs/qmljs/qmljscheck.cpp b/src/libs/qmljs/qmljscheck.cpp
index 05273c579ae..5fadd84cd3b 100644
--- a/src/libs/qmljs/qmljscheck.cpp
+++ b/src/libs/qmljs/qmljscheck.cpp
@@ -675,7 +675,7 @@ QList<StaticAnalysis::Type> Check::defaultDisabledMessagesForNonQuickUi()
         ErrBehavioursNotSupportedInQmlUi,
         ErrStatesOnlyInRootItemInQmlUi,
         ErrReferenceToParentItemNotSupportedInQmlUi,
-        ErrDoNotMixTranslationFunctionsInQmlUi,
+        WarnDoNotMixTranslationFunctionsInQmlUi,
     });
     return disabled;
 }
@@ -774,7 +774,7 @@ void Check::enableQmlDesignerUiFileChecks()
     enableMessage(ErrBehavioursNotSupportedInQmlUi);
     enableMessage(ErrStatesOnlyInRootItemInQmlUi);
     enableMessage(ErrReferenceToParentItemNotSupportedInQmlUi);
-    enableMessage(ErrDoNotMixTranslationFunctionsInQmlUi);
+    enableMessage(WarnDoNotMixTranslationFunctionsInQmlUi);
 }
 
 void Check::disableQmlDesignerUiFileChecks()
@@ -786,7 +786,7 @@ void Check::disableQmlDesignerUiFileChecks()
     disableMessage(ErrBehavioursNotSupportedInQmlUi);
     disableMessage(ErrStatesOnlyInRootItemInQmlUi);
     disableMessage(ErrReferenceToParentItemNotSupportedInQmlUi);
-    disableMessage(ErrDoNotMixTranslationFunctionsInQmlUi);
+    disableMessage(WarnDoNotMixTranslationFunctionsInQmlUi);
 }
 
 bool Check::preVisit(Node *ast)
@@ -1937,7 +1937,7 @@ bool Check::visit(CallExpression *ast)
 
         if (lastTransLationfunction != noTranslationfunction
             && lastTransLationfunction != translationFunction)
-            addMessage(ErrDoNotMixTranslationFunctionsInQmlUi, location);
+            addMessage(WarnDoNotMixTranslationFunctionsInQmlUi, location);
 
         lastTransLationfunction = translationFunction;
     }
diff --git a/src/libs/qmljs/qmljsstaticanalysismessage.cpp b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
index ef24d648c41..98bff3a4b69 100644
--- a/src/libs/qmljs/qmljsstaticanalysismessage.cpp
+++ b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
@@ -218,7 +218,8 @@ StaticAnalysisMessages::StaticAnalysisMessages()
            Tr::tr("States are only supported in the root item in a UI file (.ui.qml)."));
     newMsg(ErrReferenceToParentItemNotSupportedInQmlUi, Error,
            Tr::tr("Referencing the parent of the root item is not supported in a UI file (.ui.qml)."));
-    newMsg(ErrDoNotMixTranslationFunctionsInQmlUi, Error,
+    newMsg(WarnDoNotMixTranslationFunctionsInQmlUi,
+           Warning,
            Tr::tr("Do not mix translation functions in a UI file (.ui.qml)."));
     newMsg(StateCannotHaveChildItem, Error,
            Tr::tr("A State cannot have a child item (%1)."), 1);
diff --git a/src/libs/qmljs/qmljsstaticanalysismessage.h b/src/libs/qmljs/qmljsstaticanalysismessage.h
index 404eb1676c8..01b3b52d698 100644
--- a/src/libs/qmljs/qmljsstaticanalysismessage.h
+++ b/src/libs/qmljs/qmljsstaticanalysismessage.h
@@ -83,7 +83,7 @@ enum Type {
     ErrBehavioursNotSupportedInQmlUi = 224,
     ErrStatesOnlyInRootItemInQmlUi = 225,
     ErrReferenceToParentItemNotSupportedInQmlUi = 226,
-    ErrDoNotMixTranslationFunctionsInQmlUi = 227,
+    WarnDoNotMixTranslationFunctionsInQmlUi = 227,
     ErrUnknownComponent = 300,
     ErrCouldNotResolvePrototypeOf = 301,
     ErrCouldNotResolvePrototype = 302,