1 files changed, 9 insertions, 6 deletions
diff --git a/guix.scm b/guix.scm
index 9815b4c..d7c7e96 100644
--- a/guix.scm
+++ b/guix.scm
@@ -1,4 +1,5 @@
 (use-modules (guix packages)
+             (guix utils)
              (guix git-download)
              (guix build-system ruby)
              (gnu packages ruby)
@@ -24,12 +25,14 @@
         ,(package
            (inherit ruby-terraform)
            (arguments
-            '(#:phases
-              (modify-phases %standard-phases
-                (replace 'replace-git-ls-files
-                  (lambda _
-                    (substitute* "ruby_terraform.gemspec"
-                      (("`git ls-files -z`") "`find . -type f -print0`")))))))
+            (substitute-keyword-arguments
+                (package-arguments ruby-terraform)
+              ((#:phases phases '%standard-phases)
+               `(modify-phases ,phases
+                  (replace 'replace-git-ls-files
+                    (lambda _
+                      (substitute* "ruby_terraform.gemspec"
+                        (("`git ls-files -z`") "`find . -type f -print0`"))))))))
            (source
             (origin
               (method git-fetch)