diff --git a/scripts/linux/apktool b/scripts/linux/apktool
index 6e2e7723..3e8fd3f0 100755
--- a/scripts/linux/apktool
+++ b/scripts/linux/apktool
@@ -56,7 +56,7 @@ javaOpts=""
 # line and adjust the value accordingly. Use "java -X" for a list of options
 # you can pass here.
 # 
-javaOpts="-Xmx256M"
+javaOpts="-Xmx512M"
 
 # Alternatively, this will extract any parameter "-Jxxx" from the command line
 # and pass them to Java (instead of to dx). This makes it possible for you to
diff --git a/scripts/osx/apktool b/scripts/osx/apktool
index 6f4f580f..49476a9c 100755
--- a/scripts/osx/apktool
+++ b/scripts/osx/apktool
@@ -56,7 +56,7 @@ javaOpts=""
 # line and adjust the value accordingly. Use "java -X" for a list of options
 # you can pass here.
 # 
-javaOpts="-Xmx256M"
+javaOpts="-Xmx512M"
 
 # Alternatively, this will extract any parameter "-Jxxx" from the command line
 # and pass them to Java (instead of to dx). This makes it possible for you to