diff --git a/debian/changelog b/debian/changelog
index 0482f3a..2baa9b3 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,7 @@
 
   * Lintian inspired cleanups:
     * Remove duplicated "Section" field from libsigrok4/libsigrokcxx4.
+    * Use HTTPS URL in watch file.
 
  -- Jonathan McDowell <noodles@earth.li>  Sat, 23 Jan 2021 13:50:25 +0000
 
diff --git a/debian/watch b/debian/watch
index 3c29c49..a8734e8 100644
--- a/debian/watch
+++ b/debian/watch
@@ -1,2 +1,2 @@
 version=3
-http://sigrok.org/download/source/libsigrok libsigrok-(.*)\.tar\.gz
+https://sigrok.org/download/source/libsigrok libsigrok-(.*)\.tar\.gz