diff --git a/templates/post_reply.html b/templates/post_reply.html
index 14ce611c..d14505bd 100644
--- a/templates/post_reply.html
+++ b/templates/post_reply.html
@@ -75,7 +75,7 @@
 		)
 		</span>
 </p>
-	<a href="{{ config.uri_img }}{{ post.file }}" target="_blank"{% if this.thumb == 'file' %} class="file"{% endif %}>
+	<a href="{{ config.uri_img }}{{ post.file }}" target="_blank"{% if post.thumb == 'file' %} class="file"{% endif %}>
 	<img src="
 		{% if post.thumb == 'file' %}
 			{{ config.root }}
diff --git a/templates/post_thread.html b/templates/post_thread.html
index 1fe65cad..c236fdcc 100644
--- a/templates/post_thread.html
+++ b/templates/post_thread.html
@@ -32,7 +32,7 @@
 		{% endif %}
 	)
 	</span></p>
-<a href="{{ config.uri_img }}{{ post.file }}" target="_blank"{% if this.thumb == 'file' %} class="file"{% endif %}>
+<a href="{{ config.uri_img }}{{ post.file }}" target="_blank"{% if post.thumb == 'file' %} class="file"{% endif %}>
 <img src="
 	{% if post.thumb == 'file' %}
 		{{ config.root }}