diff --git a/multi_user/environment.py b/multi_user/environment.py
index b71809c..6c591d5 100644
--- a/multi_user/environment.py
+++ b/multi_user/environment.py
@@ -30,7 +30,7 @@ VERSION_EXPR = re.compile('\d+.\d+.\d+')
 DEFAULT_CACHE_DIR = os.path.join(
     os.path.dirname(os.path.abspath(__file__)), "cache")
 REPLICATION_DEPENDENCIES = {
-    ("zmq", "25.0.0"),
+    ("pyzmq", "25.0.0"),
     ("deepdiff","5.7.0"),
 }
 LIBS = os.path.join(os.path.dirname(os.path.abspath(__file__)), "libs")