1 files changed, 2 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/applications/science/molecular-dynamics/viennarna/default.nix b/nixpkgs/pkgs/applications/science/molecular-dynamics/viennarna/default.nix
index 3d20eeabe268..f292cbb378c9 100644
--- a/nixpkgs/pkgs/applications/science/molecular-dynamics/viennarna/default.nix
+++ b/nixpkgs/pkgs/applications/science/molecular-dynamics/viennarna/default.nix
@@ -8,11 +8,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  pname = "ViennaRNA";
+  pname = "viennarna";
   version = "2.5.1";
 
   src = fetchurl {
-    url = "https://www.tbi.univie.ac.at/RNA/download/sourcecode/2_5_x/${pname}-${version}.tar.gz";
+    url = "https://www.tbi.univie.ac.at/RNA/download/sourcecode/2_5_x/ViennaRNA-${version}.tar.gz";
     sha256 = "sha256-BUAEN88VWV4QsaJd9snEiFbzVhMPnR44D6iGa20n9Fc=";
   };