diff --git a/bin/aes-decrypt b/bin/aes-decrypt
index e1c416c..3d83d75 100755
--- a/bin/aes-decrypt
+++ b/bin/aes-decrypt
@@ -1,14 +1,14 @@
-#!/usr/lib/jvm/default-jdk/bin/jjs
+#!/usr/bin/env graaljs
 
 var Base64 = Packages.java.util.Base64
 var Cipher = Packages.javax.crypto.Cipher
 var SecretKeySpec = Packages.javax.crypto.spec.SecretKeySpec
 
-var key = arguments[0]
-var secret = Base64.getDecoder().decode(arguments[1])
+var key = process.argv[2]
+var secret = Base64.getDecoder().decode(process.argv[3])
 
 var cipher = Cipher.getInstance("AES")
 var keySpec = new SecretKeySpec(key.getBytes(), "AES")
 cipher.init(Cipher.DECRYPT_MODE, keySpec)
 var result = new java.lang.String(cipher.doFinal(secret))
-echo(result)
+console.log(result)
diff --git a/bin/aes-encrypt b/bin/aes-encrypt
index ba1320f..8472a8e 100755
--- a/bin/aes-encrypt
+++ b/bin/aes-encrypt
@@ -1,14 +1,14 @@
-#!/usr/lib/jvm/default-jdk/bin/jjs
+#!/usr/bin/env graaljs
 
 var Base64 = Packages.java.util.Base64
 var Cipher = Packages.javax.crypto.Cipher
 var SecretKeySpec = Packages.javax.crypto.spec.SecretKeySpec
 
-var key = arguments[0]
-var text = arguments[1].getBytes()
+var key = process.argv[2]
+var text = process.argv[3].getBytes()
 
 var cipher = Cipher.getInstance("AES")
 var keySpec = new SecretKeySpec(key.getBytes(), "AES")
 cipher.init(Cipher.ENCRYPT_MODE, keySpec)
 var result = Base64.getEncoder().encodeToString(cipher.doFinal(text))
-echo(result)
+console.log(result)
diff --git a/bin/graaljs b/bin/graaljs
index ddde659..577375f 100755
--- a/bin/graaljs
+++ b/bin/graaljs
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-$JAVA_HOME/bin/node --jvm $@
+$JAVA_HOME/languages/js/bin/node --jvm --experimental-options --js.nashorn-compat=true $@
diff --git a/dotfiles/Xdefaults b/dotfiles/Xdefaults
index d95bd5d..a390421 100644
--- a/dotfiles/Xdefaults
+++ b/dotfiles/Xdefaults
@@ -1,5 +1,5 @@
 URxvt.background:   #111
-URxvt.font:         xft:BPMono:size=9
+URxvt.font:         xft:CourierPrimeCode:size=11
 URxvt.foreground:   #ddd
 URxvt.geometry:     80x30
 URxvt.scrollBar:    false
diff --git a/dotfiles/hyper.js b/dotfiles/hyper.js
index 23fa2a2..33204af 100644
--- a/dotfiles/hyper.js
+++ b/dotfiles/hyper.js
@@ -12,8 +12,8 @@ module.exports = {
     backgroundColor: '#111',
     borderColor: '#222',
     padding: '2px 2px',
-    copyOnSelect: true,
-    webGLRenderer: true,
+    copyOnSelect: false,
+    webGLRenderer: false,
     windowSize: [600, 400],
   },
   localPlugins: ['newcwd'],