diff --git a/packages/cjam/0.6.5/build.sh b/packages/cjam/0.6.5/build.sh
index 5d249bc..825c007 100755
--- a/packages/cjam/0.6.5/build.sh
+++ b/packages/cjam/0.6.5/build.sh
@@ -4,15 +4,3 @@
 source ../../java/15.0.2/build.sh
 
 curl -L "https://downloads.sourceforge.net/project/cjam/cjam-0.6.5/cjam-0.6.5.jar?ts=gAAAAABgf6xp4bmSJmNMjz8z23zWVbRgW6mhaFrnxdBe_riqC4rZnhUpXJrQzPpSqhniaoGptfkI_r-tjjBc5326oRmloXIJYQ%3D%3D&r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fcjam%2Ffiles%2Fcjam-0.6.5%2Fcjam-0.6.5.jar%2Fdownload" -o bin/cjam.jar
-
-# Really executable jar
-cat <<EOF > bin/cjam
-#!/bin/sh
-exec java -jar \$0 "\$@"
-
-
-
-EOF
-
-cat bin/cjam.jar >> bin/cjam
-chmod +x bin/cjam
diff --git a/packages/cjam/0.6.5/environment b/packages/cjam/0.6.5/environment
index a469b96..111d4de 100644
--- a/packages/cjam/0.6.5/environment
+++ b/packages/cjam/0.6.5/environment
@@ -2,3 +2,4 @@
 
 # CJam and Java Path
 export PATH=$PWD/bin:$PATH
+export CJAM_PATH=$PWD/bin
diff --git a/packages/cjam/0.6.5/metadata.json b/packages/cjam/0.6.5/metadata.json
index 8a4f810..af510fd 100644
--- a/packages/cjam/0.6.5/metadata.json
+++ b/packages/cjam/0.6.5/metadata.json
@@ -1,5 +1,5 @@
 {
   "language": "cjam",
   "version": "0.6.5",
-  "aliases": ["cjam"]
+  "aliases": []
 }
diff --git a/packages/cjam/0.6.5/run b/packages/cjam/0.6.5/run
index 724a8a1..1877d8f 100644
--- a/packages/cjam/0.6.5/run
+++ b/packages/cjam/0.6.5/run
@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 
-# CJam jar executable
-cjam "$@"
+# run cjam jar
+java -jar "$CJAM_PATH"/cjam.jar "$@"