diff --git a/test/system/150-login.bats b/test/system/150-login.bats
index 7851ee0448..95d1c8bb2f 100644
--- a/test/system/150-login.bats
+++ b/test/system/150-login.bats
@@ -344,7 +344,7 @@ function _test_skopeo_credential_sharing() {
     fi
 
     # Make sure socket is closed
-    if ! port_is_free $PODMAN_LOGIN_REGISTRY_PORT; then
+    if tcp_port_probe $PODMAN_LOGIN_REGISTRY_PORT; then
         die "Socket still seems open"
     fi
 }
diff --git a/test/system/helpers.network.bash b/test/system/helpers.network.bash
index 52927b8c72..a88db0c615 100644
--- a/test/system/helpers.network.bash
+++ b/test/system/helpers.network.bash
@@ -286,3 +286,12 @@ function wait_for_port() {
 
     die "Timed out waiting for $host:$port"
 }
+
+# tcp_port_probe() - Check if a TCP port has an active listener
+# $1:	Port number
+# $2:	Optional address, 0.0.0.0 by default
+function tcp_port_probe() {
+    local address="${2:-0.0.0.0}"
+
+    : | nc "${address}" "${1}"
+}