diff --git a/tangostationcontrol/requirements.txt b/tangostationcontrol/requirements.txt
index 62ef319531403357edc68f86071dcfd655743e64..88480bd4a9dc97f392580053279849afa06f773a 100644
--- a/tangostationcontrol/requirements.txt
+++ b/tangostationcontrol/requirements.txt
@@ -3,7 +3,7 @@
 # integration process, which may cause wedges in the gate later.
 
 lofar-station-client@git+https://git.astron.nl/lofar2.0/lofar-station-client
-PyTango>=9.4.0 # LGPL v3
+PyTango<9.4.2,>=9.4.0 # LGPL v3
 numpy>=1.21.6 # BSD3
 asyncua >= 0.9.90 # LGPLv3
 psycopg2-binary >= 2.9.2 # LGPL