diff --git a/README.md b/README.md
index 7e223df..ef6c67f 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,7 @@ The following variables can be configured:
 | `ALLOW_OP` | Do you wish to allow operators or not | `true` |
 | `AUTH_MODE` | Authentication mode (authenticated or offline) | `authenticated` |
 | `AUTOMATIC_UPDATE` | Update the hytale server automatically | `true` |
+| `JVM_ARGS` | Additional Java Virtual Machine arguments for advanced configuration. | See egg config |
 | `LEVERAGE_AHEAD_OF_TIME_CACHE` | The server ships with a pre-trained AOT cache (HytaleServer.aot) that improves boot times by skipping JIT warmup | `true` |
 | `DISABLE_SENTRY` | Disable Sentry during active plugin development. Hytale uses Sentry to track crashes. Disable it to avoid submitting your development errors | `true` |
 | `ENABLE_BACKUPS` | Enable automatic backups | `false` |
diff --git a/egg-hytale.json b/egg-hytale.json
index 54da9cb..f5e813d 100644
--- a/egg-hytale.json
+++ b/egg-hytale.json
@@ -4,7 +4,7 @@
         "version": "PLCN_v3",
         "update_url": "https://raw.githubusercontent.com/NATroutter/egg-hytale/refs/heads/main/egg-hytale.json"
     },
-    "exported_at": "2026-01-11T21:52:21+00:00",
+    "exported_at": "2026-01-11T22:16:24+00:00",
     "name": "Hytale",
     "author": "contact@natroutter.fi",
     "uuid": "6594b287-2d7b-4249-bc93-4d40283c57e3",
@@ -156,6 +156,18 @@
             ],
             "sort": 5
         },
+        {
+            "name": "JVM Arguments",
+            "description": "Additional Java Virtual Machine arguments for advanced configuration.\n\nWarning: Improper JVM settings can lead to poor performance, crashes, or failure to start. Only modify if you understand what these parameters do.",
+            "env_variable": "JVM_ARGS",
+            "default_value": "-XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+DisableExplicitGC -XX:G1NewSizePercent=30 -XX:G1MaxNewSizePercent=40 -XX:G1HeapRegionSize=8M -XX:G1ReservePercent=20 -XX:G1HeapWastePercent=5 -XX:G1MixedGCCountTarget=4 -XX:InitiatingHeapOccupancyPercent=15 -XX:G1MixedGCLiveThresholdPercent=90 -XX:SurvivorRatio=32 -XX:+PerfDisableSharedMem -XX:MaxTenuringThreshold=1",
+            "user_viewable": false,
+            "user_editable": true,
+            "rules": [
+                "string"
+            ],
+            "sort": 11
+        },
         {
             "name": "Leverage Ahead-Of-Time Cache",
             "description": "The server ships with a pre-trained AOT cache (HytaleServer.aot) that improves boot times by skipping JIT warmup. See https://openjdk.org/jeps/514",
diff --git a/start.sh b/start.sh
index 2c58c7e..3729751 100644
--- a/start.sh
+++ b/start.sh
@@ -44,7 +44,12 @@ fi
 
 # Add max memory if set and greater than 0
 if [ -n "${SERVER_MEMORY}" ] && [ "${SERVER_MEMORY}" -gt 0 ] 2>/dev/null; then
-    JAVA_CMD="${JAVA_CMD} -Xmx${SERVER_MEMORY}M"
+    JAVA_CMD="${JAVA_CMD} -Xms${SERVER_MEMORY}M -Xmx${SERVER_MEMORY}M"
+fi
+
+# Add JVM arguments if set
+if [ -n "${JVM_ARGS}" ]; then
+    JAVA_CMD="${JAVA_CMD} ${JVM_ARGS}"
 fi
 
 JAVA_CMD="${JAVA_CMD} -jar HytaleServer.jar"