diff --git a/pkgs/build-support/php/builders/v1/build-composer-repository.nix b/pkgs/build-support/php/builders/v1/build-composer-repository.nix
index c16056ce8fdf..4108c930ea76 100644
--- a/pkgs/build-support/php/builders/v1/build-composer-repository.nix
+++ b/pkgs/build-support/php/builders/v1/build-composer-repository.nix
@@ -49,7 +49,7 @@ let
       composerNoScripts = previousAttrs.composerNoScripts or true;
       composerStrictValidation = previousAttrs.composerStrictValidation or true;
 
-      name = "${previousAttrs.pname}-${previousAttrs.version}-composer-repository";
+      name = "${previousAttrs.pname}-composer-repository-${previousAttrs.version}";
 
       # See https://github.com/NixOS/nix/issues/6660
       dontPatchShebangs = previousAttrs.dontPatchShebangs or true;
diff --git a/pkgs/build-support/php/builders/v2/build-composer-vendor.nix b/pkgs/build-support/php/builders/v2/build-composer-vendor.nix
index cbbe643d20f1..75f93d066f83 100644
--- a/pkgs/build-support/php/builders/v2/build-composer-vendor.nix
+++ b/pkgs/build-support/php/builders/v2/build-composer-vendor.nix
@@ -34,7 +34,7 @@ let
       composerNoScripts = previousAttrs.composerNoScripts or true;
       composerStrictValidation = previousAttrs.composerStrictValidation or true;
 
-      name = "${previousAttrs.pname}-${previousAttrs.version}-composer-repository";
+      name = "${previousAttrs.pname}-composer-repository-${previousAttrs.version}";
 
       # See https://github.com/NixOS/nix/issues/6660
       dontPatchShebangs = previousAttrs.dontPatchShebangs or true;