diff --git a/requirements.txt b/requirements.txt
index 04d5dfef29bcba5fce81f6f6c9cd66206cf14446..039431d2c1091b5c0f5908c09601473bdebc43c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 git+file:///gpfs/exfel/sw/calsoft/git/cal_db_interactive@1.6.1
 git+file:///gpfs/exfel/sw/calsoft/git/nbparameterise@0.3
-git+file:///gpfs/exfel/sw/calsoft/git/pyDetLib@2.5.3-2.7.0#subdirectory=lib
+git+file:///gpfs/exfel/sw/calsoft/git/pyDetLib@2.5.4-2.9.1#subdirectory=lib
 astcheck == 0.2.5
 astsearch == 0.1.3
 Cython == 0.29.21