diff --git a/pybufrkit/renderer.py b/pybufrkit/renderer.py
index d4482a4..0fe92a0 100644
--- a/pybufrkit/renderer.py
+++ b/pybufrkit/renderer.py
@@ -432,7 +432,7 @@ def _render_template_data_value_node(self, decoded_node, decoded_descriptors, de
             description = decoded_node.__class__.__name__[:-4]
 
         ret = [
-            '{}{}{} {} {!r}'.format(
+            '{}{}{} {} = {!r}'.format(
                 indent,
                 '-> ' if is_attribute else '',
                 descriptor,