diff --git a/userland/src/lib/fileops.wast b/userland/src/lib/fileops.wast
index 97559bd..2369746 100644
--- a/userland/src/lib/fileops.wast
+++ b/userland/src/lib/fileops.wast
@@ -17,67 +17,67 @@
  ;; functions
  (func $openFile (result i32)
        ;; open stdout
-       (i32.const 200)
-       (i32.const 42)
-       (call $open))
+       (call $open
+             (i32.const 200)
+             (i32.const 42)))
 
  (func $writeHelloWorld (param $fd i32)
        ;; write hello world
-       (get_local $fd)
-       (i32.const 230)
-       (i32.const 14)
-       (call $write)
+       (call $write
+             (get_local $fd)
+             (i32.const 230)
+             (i32.const 14))
        (drop))
 
  (func $readHello (param $fd i32)
        ;; read hello world
-       (get_local $fd)
-       (i32.const 255)
-       (i32.const 14)
-       (call $read)
+       (call $read
+             (get_local $fd)
+             (i32.const 255)
+             (i32.const 14))
        (drop))
 
  (func $removeFile
-       (i32.const 200)
-       (call $unlink)
+       (call $unlink
+             (i32.const 200))
        (drop))
 
  (func $main (result i32)
        (local $fd i32)
 
        ;; set $fd to the file descriptor
-       (call $openFile)
-       (set_local $fd)
+       (set_local $fd
+                  (call $openFile))
 
-       (get_local $fd)
-       (call $writeHelloWorld)
+       (call $writeHelloWorld
+             (get_local $fd))
        ;; close file
-       (get_local $fd)
-       (call $close)
+       (call $close
+             (get_local $fd))
 
        ;; set $fd to the new file descriptor
-       (call $openFile)
-       (set_local $fd)
+       (set_local $fd
+                  (call $openFile))
 
        ;; read Hello, World
-       (get_local $fd)
-       (call $readHello)
+       (call $readHello
+             (get_local $fd))
 
        ;; istty
-       (get_local $fd)
-       (call $istty)
+       (call $istty
+             (get_local $fd))
        (drop)
 
        ;; close file again
-       (get_local $fd)
-       (call $close)
+       (call $close
+             (get_local $fd))
 
        ;; unlink filename
        (call $removeFile)
 
        ;; return 0
-       (i32.const 0)
-       (set_local $fd)
+       (set_local $fd
+                  (i32.const 0))
        (drop))
 
  (export "main" (func $main)))