diff --git a/tests/integration/checkpoint.bats b/tests/integration/checkpoint.bats
index bb3f9617c..e7b5a06d8 100644
--- a/tests/integration/checkpoint.bats
+++ b/tests/integration/checkpoint.bats
@@ -30,6 +30,9 @@ function delete_netns() {
 
 	# Delete the namespace only if the ns_name variable is set.
 	[ -v ns_name ] && ip netns del "$ns_name"
+
+	unset ns_name
+	unset ns_path
 }
 
 function setup() {
diff --git a/tests/integration/netdev.bats b/tests/integration/netdev.bats
index 6dddbab07..25b36e5d5 100644
--- a/tests/integration/netdev.bats
+++ b/tests/integration/netdev.bats
@@ -20,6 +20,9 @@ function setup_netns() {
 function delete_netns() {
 	# Delete the namespace only if the ns_name variable is set.
 	[ -v ns_name ] && ip netns del "$ns_name"
+
+	unset ns_name
+	unset ns_path
 }
 
 function setup() {