diff --git a/doc.zih.tu-dresden.de/mkdocs.yml b/doc.zih.tu-dresden.de/mkdocs.yml
index d2b2bc9feb444046b96ee93b84c0826418e0985a..06d4aee3a10cd19514cbf93a1c920439cdd678a1 100644
--- a/doc.zih.tu-dresden.de/mkdocs.yml
+++ b/doc.zih.tu-dresden.de/mkdocs.yml
@@ -173,7 +173,6 @@ edit_uri: blob/preview/doc.zih.tu-dresden.de/docs/
 theme:
 
   # basetheme
-
   name: material
 
   # disable fonts being loaded from google fonts
@@ -221,7 +220,8 @@ markdown_extensions:
 
 
 plugins:
-  - search
+  - search:
+      separator: '[\s\-,:!=\[\]\(\)"/]+|(?!\b)(?=[A-Z][a-z])|\.(?!\d)|&[lg]t;'
   - markdown-caption
   # https://github.com/manuzhang/mkdocs-htmlproofer-plugin
   - htmlproofer: