diff --git a/bundles/org.openhab.automation.pythonscripting/src/main/java/org/openhab/automation/pythonscripting/internal/PythonScriptEngineFactory.java b/bundles/org.openhab.automation.pythonscripting/src/main/java/org/openhab/automation/pythonscripting/internal/PythonScriptEngineFactory.java
index 1d9ad9af8c06a..a5900cb87b9ce 100644
--- a/bundles/org.openhab.automation.pythonscripting/src/main/java/org/openhab/automation/pythonscripting/internal/PythonScriptEngineFactory.java
+++ b/bundles/org.openhab.automation.pythonscripting/src/main/java/org/openhab/automation/pythonscripting/internal/PythonScriptEngineFactory.java
@@ -72,7 +72,7 @@ public class PythonScriptEngineFactory implements ScriptEngineFactory {
     private boolean cachingEnabled = false;
     private boolean jythonEmulation = false;
 
-    public static final String SCRIPT_TYPE = "py3";
+    public static final String SCRIPT_TYPE = "application/x-python3";
     private final List<String> scriptTypes = Arrays.asList(PythonScriptEngineFactory.SCRIPT_TYPE);
 
     private final PythonDependencyTracker pythonDependencyTracker;