diff --git a/steps-guix/guix-1.5.0/patches/remove-environment-variables-system-call.patch b/steps-guix/guix-1.5.0/patches/remove-environment-variables-system-call.patch
new file mode 100644
index 00000000..19c4e8cb
--- /dev/null
+++ b/steps-guix/guix-1.5.0/patches/remove-environment-variables-system-call.patch
@@ -0,0 +1,11 @@
+--- guix-1.5.0/guix/build/gnu-build-system.scm
++++ guix-1.5.0/guix/build/gnu-build-system.scm
+@@ -985,7 +985,7 @@
+ 
+                        ;; Dump the environment variables as a shell script,
+                        ;; for handy debugging.
+-                       (system "export > $NIX_BUILD_TOP/environment-variables")))
++                       )))
+ 
+                    (format #t "starting phase `~a'~%" name)
+                    (with-throw-handler #t