diff --git a/pkgs/tools/security/CertDump/default.nix b/pkgs/tools/security/certdump/default.nix
similarity index 93%
rename from pkgs/tools/security/CertDump/default.nix
rename to pkgs/tools/security/certdump/default.nix
index a8850a85233f..7b5b6744b345 100644
--- a/pkgs/tools/security/CertDump/default.nix
+++ b/pkgs/tools/security/certdump/default.nix
@@ -6,8 +6,7 @@
 }:
 
 buildDotnetModule rec {
-  pname = "CertDump";
-
+  pname = "certdump";
   version = "unstable-2023-07-12";
 
   src = fetchFromGitHub {
@@ -40,6 +39,5 @@ buildDotnetModule rec {
     '';
     license = licenses.asl20;
     maintainers = [ maintainers.baloo ];
-    platforms = with platforms; (linux ++ darwin);
   };
 }
diff --git a/pkgs/tools/security/CertDump/deps.nix b/pkgs/tools/security/certdump/deps.nix
similarity index 100%
rename from pkgs/tools/security/CertDump/deps.nix
rename to pkgs/tools/security/certdump/deps.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 674ad274628f..2649c072c93d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6956,7 +6956,7 @@ with pkgs;
   code-browser-gtk2 = callPackage ../applications/editors/code-browser { withGtk2 = true; };
   code-browser-gtk = callPackage ../applications/editors/code-browser { withGtk3 = true; };
 
-  CertDump = callPackage ../tools/security/CertDump { };
+  certdump = callPackage ../tools/security/certdump { };
 
   certstrap = callPackage ../tools/security/certstrap { };