diff --git a/lib/jinterface/doc/guides/jinterface_users_guide.md b/lib/jinterface/doc/guides/jinterface_users_guide.md
index df6531262f76..3f6af16b8da0 100644
--- a/lib/jinterface/doc/guides/jinterface_users_guide.md
+++ b/lib/jinterface/doc/guides/jinterface_users_guide.md
@@ -256,12 +256,12 @@ while (true) {
   try {
     o = mbox.receive();
     if (o instanceof OtpErlangTuple) {
-      msg = (OtpErlangTuple)o;
-      from = (OtpErlangPid)(msg.elementAt(0));
-      mbox.send(from,msg.elementAt(1));
-  }
-  catch (Exception e) {
-    System.out.println("" + e);
+      msg = (OtpErlangTuple) o;
+      from = (OtpErlangPid) (msg.elementAt(0));
+      mbox.send(from, msg.elementAt(1));
+    }
+  } catch (Exception e) {
+      System.out.println("" + e);
   }
 }
 ```