diff --git a/pkgs/by-name/bo/boulder/package.nix b/pkgs/by-name/bo/boulder/package.nix
index 7a3c851e7876..9f0550a1884c 100644
--- a/pkgs/by-name/bo/boulder/package.nix
+++ b/pkgs/by-name/bo/boulder/package.nix
@@ -9,7 +9,7 @@
 
 buildGoModule (finalAttrs: {
   pname = "boulder";
-  version = "0.20260428.0";
+  version = "0.20260504.0";
 
   src = fetchFromGitHub {
     owner = "letsencrypt";
@@ -22,7 +22,7 @@ buildGoModule (finalAttrs: {
       find $out -name .git -print0 | xargs -0 rm -rf
       popd
     '';
-    hash = "sha256-ky6geY8pIBhnpwQ4bbzQN0+EQgOfwlo8EQ0rTZdtNIA=";
+    hash = "sha256-nqSBFaPhu+TRPY33Rh3El7IJbKDPI133qgsupVpx/Lg=";
   };
 
   vendorHash = null;