diff --git a/COMPILING.md b/COMPILING.md
index 0adfe6645..53518b0c9 100644
--- a/COMPILING.md
+++ b/COMPILING.md
@@ -1,12 +1,14 @@
 Compiling
 =========
 
-You can compile WorldEdit as long as you have the [Java Development Kit (JDK)](http://www.oracle.com/technetwork/java/javase/downloads/index-jsp-138363.html) for Java 7 or newer. You only need one version of JDK installed.
+You can compile WorldEdit as long as you have the [Java Development Kit (JDK)](http://www.oracle.com/technetwork/java/javase/downloads/index-jsp-138363.html) for Java 7 or newer.
+You only need one version of the JDK installed.
 
-The build process uses Gradle, which you do *not* need to download. WorldEdit is a multi-module project with three modules:
+The build process uses Gradle, which you do *not* need to download. WorldEdit is a multi-module project with four modules:
 
-* `worldedit-core` contains WorldEdit
+* `worldedit-core` contains the WorldEdit API
 * `worldedit-bukkit` is the Bukkit plugin
+* `worldedit-sponge` is the Sponge plugin
 * `worldedit-forge` is the Forge mod
 
 ## To compile...
@@ -29,14 +31,20 @@ You will find:
 
 * The core WorldEdit API in **worldedit-core/build/libs**
 * WorldEdit for Bukkit in **worldedit-bukkit/build/libs**
+* WorldEdit for Sponge in **worldedit-sponge/build/libs**
 * WorldEdit for Forge in **worldedit-forge/build/libs**
 
 If you want to use WorldEdit, use the `-dist` version.
 
 (The -dist version includes WorldEdit + necessary libraries.)
 
+### Note regarding `setupDecompWorkspace`
+`setupDecompWorkspace` requires more memory than is usually given to Gradle by default.
+If it fails, you should put `org.gradle.jvmargs=-Xmx3G` in `gradle.properties`.
+Please don't commit this change!
+
 ## Other commands
 
-* `gradlew idea` will generate an [IntelliJ IDEA](http://www.jetbrains.com/idea/) module for the Forge module.
-* `gradlew eclipse` will generate an [Eclipse](https://www.eclipse.org/downloads/) project for the Forge version.
+* `gradlew idea` will generate an [IntelliJ IDEA](http://www.jetbrains.com/idea/) module for each folder.
+* `gradlew eclipse` will generate an [Eclipse](https://www.eclipse.org/downloads/) project for each folder.
 * Use `setupCIWorkspace` instead of `setupDecompWorkspace` if you are doing this on a CI server.