diff --git a/build.gradle b/build.gradle
index 2d6959fd4c72..f77771dad1ed 100644
--- a/build.gradle
+++ b/build.gradle
@@ -543,7 +543,7 @@ task deleteInstallerTemp(type: Delete) {
 
 jpackage.dependsOn deleteInstallerTemp
 jlink {
-    options = ['--strip-debug','--compress', '2', '--no-header-files', '--no-man-pages']
+    options = ['--compress', '2', '--no-header-files', '--no-man-pages']
     launcher {
         name = 'JabRef'
     }
diff --git a/src/main/java/org/jabref/gui/autocompleter/AutoCompletionTextInputBinding.java b/src/main/java/org/jabref/gui/autocompleter/AutoCompletionTextInputBinding.java
index 8bd97ec3b02d..9e243e1a9f9d 100644
--- a/src/main/java/org/jabref/gui/autocompleter/AutoCompletionTextInputBinding.java
+++ b/src/main/java/org/jabref/gui/autocompleter/AutoCompletionTextInputBinding.java
@@ -33,6 +33,8 @@
 import javafx.util.Callback;
 import javafx.util.StringConverter;
 
+import org.jabref.gui.util.DefaultTaskExecutor;
+
 import org.controlsfx.control.textfield.AutoCompletionBinding;
 
 /**
@@ -73,9 +75,9 @@ private AutoCompletionTextInputBinding(final TextInputControl textInputControl,
                                            Callback<ISuggestionRequest, Collection<T>> suggestionProvider) {
 
         this(textInputControl,
-                suggestionProvider,
-                AutoCompletionTextInputBinding.defaultStringConverter(),
-                new ReplaceStrategy());
+             suggestionProvider,
+             AutoCompletionTextInputBinding.defaultStringConverter(),
+             new ReplaceStrategy());
     }
 
     private AutoCompletionTextInputBinding(final TextInputControl textInputControl,
@@ -98,7 +100,8 @@ private AutoCompletionTextInputBinding(final TextInputControl textInputControl,
     }
 
     private static <T> StringConverter<T> defaultStringConverter() {
-        return new StringConverter<T>() {
+        return new StringConverter<>() {
+
             @Override
             public String toString(T t) {
                 return t == null ? null : t.toString();
@@ -133,7 +136,8 @@ private void setUserInputText(String newText) {
             newText = "";
         }
         AutoCompletionInput input = inputAnalyzer.analyze(newText);
-        setUserInput(input.getUnfinishedPart());
+        DefaultTaskExecutor.runInJavaFXThread(() -> setUserInput(input.getUnfinishedPart()));
+
     }
 
     @Override