diff --git a/requirements.txt b/requirements.txt
index df1f69a..9ea09f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,6 @@ ocrd_tesserocr >= 0.8.1
 
 ocrd_calamari >= 0.0.6
 
-https://github.com/qurator-spk/sbb_textline_detector/archive/8618be2.tar.gz
+https://github.com/qurator-spk/sbb_textline_detector/archive/4036e2a5.tar.gz
 
 https://github.com/qurator-spk/dinglehopper/archive/745095e.tar.gz