diff --git a/cert-info.sh b/cert-info.sh
index 78481bf..172cb63 100644
--- a/cert-info.sh
+++ b/cert-info.sh
@@ -43,7 +43,8 @@ if [ -n "${certdest}" ]; then
         certport=443
     fi
     certdata=$( \
-      openssl s_client "${certpath}:${certport}" < /dev/null 2>/dev/null \
+      openssl s_client -connect "${certpath}:${certport}" \
+        < /dev/null 2>/dev/null \
       )
 
   fi