diff --git a/pkgs/development/python-modules/energyflow/default.nix b/pkgs/development/python-modules/energyflow/default.nix
index 5f89337f0de2..41657d403018 100644
--- a/pkgs/development/python-modules/energyflow/default.nix
+++ b/pkgs/development/python-modules/energyflow/default.nix
@@ -9,12 +9,12 @@
 }:
 
 buildPythonPackage rec {
-  pname = "EnergyFlow";
+  pname = "energyflow";
   version = "1.3.2";
 
   src = fetchFromGitHub {
     owner = "pkomiske";
-    repo = pname;
+    repo = "EnergyFlow";
     rev = "v${version}";
     hash = "sha256-fjT8c0ZTjdufP334upPzRVdTJDIBs84I7PkFu4CMcQw=";
   };