diff --git a/content/development/10_center b/content/development/10_center
index d55b3a0..b3caab2 100644
--- a/content/development/10_center
+++ b/content/development/10_center
@@ -42,6 +42,8 @@
 		<li>Rike - French translation</li>
 		<li>Fabrizio Tarizzo - Italian translation</li>
 		<li>Kinneko - Japanese translation</li>
+		<li>Fabrizio Tarizzo - Italian translation</li>
+		<li>Andrzej S. Kaznowski - Polish translation</li>
 	</ul>
 </div>
 
diff --git a/content/index/05_left b/content/index/05_left
index db705e8..9bac821 100644
--- a/content/index/05_left
+++ b/content/index/05_left
@@ -28,7 +28,9 @@
 			<!-- in alphabetical order -->
 			<li>English</li>
 			<li>German</li>
+			<li>Italian</li>
 			<li>Japanese</li>
+			<li>Polish</li>
 			<li>Slovenian</li>
 		</ul>
 	</div>