diff --git a/pkgs/applications/science/math/primecount/default.nix b/pkgs/by-name/pr/primecount/package.nix
similarity index 100%
rename from pkgs/applications/science/math/primecount/default.nix
rename to pkgs/by-name/pr/primecount/package.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d67f2a769946..b4e5ce0a7594 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -24233,8 +24233,6 @@ with pkgs;
 
   prime-server = callPackage ../development/libraries/prime-server { };
 
-  primecount = callPackage ../applications/science/math/primecount { };
-
   proj = callPackage ../development/libraries/proj {
     stdenv = if stdenv.cc.isClang then overrideLibcxx llvmPackages_13.stdenv else stdenv;
   };