diff --git a/modules/rosenthal/utils/download.scm b/modules/rosenthal/utils/download.scm
index bac2f35..c1a6832 100644
--- a/modules/rosenthal/utils/download.scm
+++ b/modules/rosenthal/utils/download.scm
@@ -31,6 +31,8 @@
            ;; For HTTPS support.
            (setenv "SSL_CERT_DIR" #+(file-append nss-certs "/etc/ssl/certs"))
 
+           (setenv "GOTOOLCHAIN" "local")
+
            ((assoc-ref %standard-phases 'unpack) #:source #+src)
            (invoke #+(file-append go "/bin/go") "mod" "vendor")
            (copy-recursively "vendor" #$output)))