diff --git a/monkey/infection_monkey/Pipfile.lock b/monkey/infection_monkey/Pipfile.lock
index cb73432a9..10bd542e7 100644
--- a/monkey/infection_monkey/Pipfile.lock
+++ b/monkey/infection_monkey/Pipfile.lock
@@ -243,7 +243,7 @@
                 "sha256:0f7569a4a6ff151958b64304071d370daa3243d15941a7beedf0c9fe5105603e",
                 "sha256:a851e51367fb93e9e1361732c1d60dab63eff98712e503ea7d92e6eccb109b4f"
             ],
-            "markers": "python_version >= '3.6' and python_version < '4'",
+            "markers": "python_version >= '3.6' and python_version < '4.0'",
             "version": "==2.2.1"
         },
         "egg-timer": {