diff --git a/docs/setup-guide.rst b/docs/setup-guide.rst
index 3413ad3..654ab07 100644
--- a/docs/setup-guide.rst
+++ b/docs/setup-guide.rst
@@ -198,7 +198,7 @@ the mail should be rejected.
 
 .. code-block:: console
 
-   $ nix-shell -p dig --command "dig TXT example.com"
+   $ nix-shell -p dig --command "dig TXT example.com +short"
    v=spf1 mx -all
 
 
@@ -258,7 +258,7 @@ Verify propagation one final time.
 
 .. code-block:: console
 
-   $ nix-shell -p dig --command "dig @ns1.example.org TXT _dmarc.example.com"
+   $ nix-shell -p dig --command "dig @ns1.example.org TXT _dmarc.example.com +short"
    "v=DMARC1; p=none"