diff --git a/readme.md b/readme.md
index c027efa..4b564dc 100644
--- a/readme.md
+++ b/readme.md
@@ -93,6 +93,18 @@ $ docker run -p 5000:5000 --cap-add NET_ADMIN --device=/dev/kvm kroese/virtual-d
     ```
 
     This has the advantage that you don't need to do any portmapping anymore.
+
+  * ### How do I change the allocated amount of CPU/RAM? ###
+
+    By default an amount of 512MB RAM and 1 CPU core is used by the container.
+
+    To increase this you can add the following environment variabeles:
+
+    ```
+    environment:
+        CPU_CORES: "4"
+        RAM_SIZE: "2048M"
+    ```
     
   * ### How do I install a specific version of vDSM? ###