diff --git a/pkgs/tools/admin/lego/default.nix b/pkgs/tools/admin/lego/default.nix
index 685679467549..83d16c3eb772 100644
--- a/pkgs/tools/admin/lego/default.nix
+++ b/pkgs/tools/admin/lego/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "lego";
-  version = "4.4.0";
+  version = "4.5.2";
 
   src = fetchFromGitHub {
     owner = "go-acme";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-+5uy6zVfC+utXfwBCEo597CRo4di73ff0eqHyDUxxII=";
+    sha256 = "sha256-ytU1G0kT8/sx9kR8yrrGqUta+vi96aCovoABit0857g=";
   };
 
-  vendorSha256 = "sha256-JgGDP5H7zKQ8sk36JtM/FCWXl7oTScHNboQ/mE5AisU=";
+  vendorSha256 = "sha256-EK2E2YWdk2X1awdUhMOJh+qr+jnnftnKuPPpiHzXZHk=";
 
   doCheck = false;