diff --git a/changelogs/fragments/501-ec2_eni-timeout.yml b/changelogs/fragments/501-ec2_eni-timeout.yml
new file mode 100644
index 00000000000..89a5db69e65
--- /dev/null
+++ b/changelogs/fragments/501-ec2_eni-timeout.yml
@@ -0,0 +1,2 @@
+minor_changes:
+- ec2_eni - timeout increased when waiting for ENIs to finish detaching (https://github.com/ansible-collections/amazon.aws/pull/501).
diff --git a/plugins/modules/ec2_eni.py b/plugins/modules/ec2_eni.py
index d9a82a73934..640130e1312 100644
--- a/plugins/modules/ec2_eni.py
+++ b/plugins/modules/ec2_eni.py
@@ -684,9 +684,12 @@ def detach_eni(connection, eni, module):
         connection.detach_network_interface(
             aws_retry=True,
             AttachmentId=eni["Attachment"]["AttachmentId"],
-            Force=force_detach
+            Force=force_detach,
+        )
+        get_waiter(connection, 'network_interface_available').wait(
+            NetworkInterfaceIds=[eni_id],
+            WaiterConfig={'Delay': 5, 'MaxAttempts': 80},
         )
-        get_waiter(connection, 'network_interface_available').wait(NetworkInterfaceIds=[eni_id])
         return True
 
     return False
diff --git a/tests/integration/targets/ec2_eni/aliases b/tests/integration/targets/ec2_eni/aliases
index d140bc3a655..4fc9a91e159 100644
--- a/tests/integration/targets/ec2_eni/aliases
+++ b/tests/integration/targets/ec2_eni/aliases
@@ -1,3 +1,4 @@
+unstable
+
 cloud/aws
-slow
 ec2_eni_info