diff --git a/java_gen/templates/unit_test.java b/java_gen/templates/unit_test.java
index 1462465..45472f2 100644
--- a/java_gen/templates/unit_test.java
+++ b/java_gen/templates/unit_test.java
@@ -77,7 +77,7 @@
         // FIXME should invoke the overall reader once implemented
         ${var_type} ${var_name}Read = ${msg.name}.READER.readFrom(input);
 
-        assertEquals(${var_name}Read, ${var_name}Built);
+        assertEquals(${var_name}Built, ${var_name}Read);
    }
    //:: else:
    // FIXME: No java stanza in test_data for this class. Add for more comprehensive unit testing