diff --git a/README.md b/README.md
index f53c9ab..f73c6c0 100644
--- a/README.md
+++ b/README.md
@@ -94,6 +94,10 @@ Examples:
 }
 ```
 
+### Other command line arguments
+* `--noGui` or `noGui` arguments don't open the gui on supported systems
+* `--force` or `force` arguments forcefully run the modpack setup/update, even when the modpack version stays the same between runs, usally usefull in local modpack development environments 
+
 ## Securing folders/files from overriding.
 If you use mrpack4server 0.5.0 or newer, you can now create a `lockedpaths.txt` file in your main server directory.
 It will then be used to select which paths are blocked from getting updates/being overwritten.
diff --git a/src/main/java/eu/pb4/mrpackserver/Main.java b/src/main/java/eu/pb4/mrpackserver/Main.java
index 955945d..dff7fb0 100644
--- a/src/main/java/eu/pb4/mrpackserver/Main.java
+++ b/src/main/java/eu/pb4/mrpackserver/Main.java
@@ -17,10 +17,13 @@ public static void main(String[] args) throws Throwable {
         System.setProperty("log4j2.formatMsgNoLookups", "true");
 
         boolean noGui = false;
+        boolean force = false;
         for (var arg : args) {
             if (arg.equals("nogui") || arg.equals("--nogui")) {
                 noGui = true;
-                break;
+            }
+            if (arg.equals("force") || arg.equals("--force")) {
+                force = true;
             }
         }
 
@@ -82,7 +85,7 @@ public static void main(String[] args) throws Throwable {
                 }
             }
 
-            if (runLogic && (!modpackInfo.projectId.equals(instanceInfo.projectId) || !modpackInfo.versionId.equals(instanceInfo.versionId) || instanceInfo.runnablePath.isEmpty())) {
+            if (runLogic && (!modpackInfo.projectId.equals(instanceInfo.projectId) || !modpackInfo.versionId.equals(instanceInfo.versionId) || instanceInfo.runnablePath.isEmpty() || force)) {
                 Files.createDirectories(instanceData);
                 var newInstance = Utils.checkAndSetupModpack(modpackInfo, instanceInfo, runPath, instanceData);
                 if (newInstance != null) {