diff --git a/gnu/packages/scheme.scm b/gnu/packages/scheme.scm
index d8a1a04ba4..e36564f030 100644
--- a/gnu/packages/scheme.scm
+++ b/gnu/packages/scheme.scm
@@ -1008,7 +1008,7 @@ (define-public gauche
   (package
     (name "gauche")
     (version "0.9.9")
-    (home-page "http://practical-scheme.net/gauche/index.html")
+    (home-page "https://practical-scheme.net/gauche/index.html")
     (source
      (origin
        (method url-fetch)