diff --git a/pkgs/development/compilers/vyper/default.nix b/pkgs/development/compilers/vyper/default.nix
index fb83f299bd8c..078cb7dac925 100644
--- a/pkgs/development/compilers/vyper/default.nix
+++ b/pkgs/development/compilers/vyper/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   pythonRelaxDeps = [
     "asttokens"
+    "packaging"
   ];
 
   propagatedBuildInputs = [