diff --git a/pkgs/by-name/mi/mistral-vibe/package.nix b/pkgs/by-name/mi/mistral-vibe/package.nix
index 655fc61a26fb..dc53f7c71691 100644
--- a/pkgs/by-name/mi/mistral-vibe/package.nix
+++ b/pkgs/by-name/mi/mistral-vibe/package.nix
@@ -30,6 +30,7 @@ python3Packages.buildPythonApplication (finalAttrs: {
 
   pythonRelaxDeps = [
     "agent-client-protocol"
+    "cryptography"
     "gitpython"
     "mistralai"
     "pydantic-settings"