diff --git a/universitat-bern-institut-fur-sozialanthropologie.csl b/universitat-bern-institut-fur-sozialanthropologie.csl
index dc190cc8991..ae3ec2afa17 100644
--- a/universitat-bern-institut-fur-sozialanthropologie.csl
+++ b/universitat-bern-institut-fur-sozialanthropologie.csl
@@ -12,9 +12,9 @@
       <name>Manuel Meister</name>
       <email>manuel@meister.id</email>
     </author>
-	<contributor>
-	  <name>Denis Maier</name>
-	</contributor>
+    <contributor>
+      <name>Denis Maier</name>
+    </contributor>
     <category citation-format="author-date"/>
     <category field="anthropology"/>
     <summary>Citation style for Social Anthropology of the University of Berne</summary>