diff --git a/include/project.h b/include/project.h
index b8620fc4..470a0d12 100644
--- a/include/project.h
+++ b/include/project.h
@@ -180,7 +180,7 @@ public:
     QString getScriptDefaultString(bool usePoryScript, QString mapName) const;
     QString getMapScriptsFilePath(const QString &mapName) const;
     QStringList getEventScriptsFilePaths() const;
-    QCompleter *getEventScriptLabelCompleter(const QStringList &additionalCompletions) const;
+    QCompleter *getEventScriptLabelCompleter(QStringList additionalCompletions) const;
 
     bool loadMapBorder(Map *map);
 
diff --git a/src/core/map.cpp b/src/core/map.cpp
index 3d839ecc..202d797b 100644
--- a/src/core/map.cpp
+++ b/src/core/map.cpp
@@ -427,8 +427,8 @@ QStringList Map::eventScriptLabels(const QString &event_group_type) const {
             scriptLabels << event->get("script_label");
     }
 
+    scriptLabels.removeAll("");
     scriptLabels.removeDuplicates();
-    scriptLabels.removeAll(QString());
     if (scriptLabels.contains("0x0"))
         scriptLabels.move(scriptLabels.indexOf("0x0"), scriptLabels.count() - 1);
     if (scriptLabels.contains("NULL"))
diff --git a/src/project.cpp b/src/project.cpp
index 87590616..6cdb7008 100644
--- a/src/project.cpp
+++ b/src/project.cpp
@@ -2386,8 +2386,10 @@ QStringList Project::getEventScriptsFilePaths() const {
     return filePaths;
 }
 
-QCompleter *Project::getEventScriptLabelCompleter(const QStringList &additionalCompletions) const {
-    eventScriptLabelModel->setStringList(eventScriptLabels + additionalCompletions);
+QCompleter *Project::getEventScriptLabelCompleter(QStringList additionalCompletions) const {
+    additionalCompletions += eventScriptLabels;
+    additionalCompletions.removeDuplicates();
+    eventScriptLabelModel->setStringList(additionalCompletions);
     return eventScriptLabelCompleter;
 }