diff --git a/get_ip_addr.sh b/get_ip_addr.sh
index 057fcd0..f7f8ea2 100755
--- a/get_ip_addr.sh
+++ b/get_ip_addr.sh
@@ -7,8 +7,9 @@ if [ -z "${ip_version:-}" ] || ([ "$ip_version" != 4 ] && [ "$ip_version" != 6 ]
 fi
 
 if [ $ip_version = 4 ]; then
-    curl -4 http://icanhazip.com 2> /dev/null
-    exit 0
+    dig +short myip.opendns.com @resolver1.opendns.com \
+        && exit 0 \
+        || exit 1
 fi
 
 set -eu