diff --git a/.gitmodules b/.gitmodules
index 6138e62bad95cde374c27d4c459589c75eca23da..55da9094889635c185f878d1489136edf9af6688 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,3 @@
-[submodule "plugins/PleineLune"]
-    path = plugins/PleineLune
-    url = https://github.com/piwik/theme-PleineLune.git
-    branch = master
 [submodule "plugins/SecurityInfo"]
     path = plugins/SecurityInfo
     url = https://github.com/piwik/plugin-SecurityInfo.git
@@ -42,4 +38,4 @@
 [submodule "libs/PiwikTracker"]
     path = libs/PiwikTracker
     url = https://github.com/piwik/piwik-php-tracker.git
-    branch = master
\ No newline at end of file
+    branch = master