diff --git a/glicid-tainted/packages/staging.scm b/glicid-tainted/packages/staging.scm
index 2a19768..37ae523 100644
--- a/glicid-tainted/packages/staging.scm
+++ b/glicid-tainted/packages/staging.scm
@@ -1,6 +1,5 @@
 (define-module (glicid-tainted packages staging)
   #:use-module (guix gexp)
-  #:use-module (guix utils)
   #:use-module (guix download)
   #:use-module (guix packages)
   #:use-module (guix build-system python)
@@ -87,7 +86,9 @@
               "1n04pr8ri06q6ngyi8wnw13vhhw2w7kkhn87zrkbjjw49v157xzg"))))
   (build-system python-build-system)
   (arguments
-     `(#:phases (modify-phases %standard-phases
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
                   (delete 'check)
                   (delete 'sanity-check)
                   (add-before 'build 'pretend-version
@@ -95,10 +96,7 @@
                    ;; without the git metadata available, the version string is set to
                    ;; '0.0.0'.
                    (lambda _
-                     (setenv "SETUPTOOLS_SCM_PRETEND_VERSION" #$version)))
-  )))
- 
-
+                     (setenv "SETUPTOOLS_SCM_PRETEND_VERSION" #$version))))))
 
   (propagated-inputs (list python-h5py
                            python-nest-asyncio