diff --git a/changelogs/fragments/3216-nmcli-bridge-idempotency-fix.yml b/changelogs/fragments/3216-nmcli-bridge-idempotency-fix.yml
new file mode 100644
index 0000000000..130800b6da
--- /dev/null
+++ b/changelogs/fragments/3216-nmcli-bridge-idempotency-fix.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - nmcli - fixed idempotency issue for bridge connections. Module forced default value of ``bridge.priority`` to nmcli if not set; if ``bridge.stp`` is disabled nmcli ignores it and keep default (https://github.com/ansible-collections/community.general/issues/3216, https://github.com/ansible-collections/community.general/issues/4683).
diff --git a/plugins/modules/nmcli.py b/plugins/modules/nmcli.py
index 0a9eff8da1..d967ddd446 100644
--- a/plugins/modules/nmcli.py
+++ b/plugins/modules/nmcli.py
@@ -1629,6 +1629,10 @@ class Nmcli(object):
                 'bridge.priority': self.priority,
                 'bridge.stp': self.stp,
             })
+            # priority make sense when stp enabed, otherwise nmcli keeps bridge-priority to 32768 regrdless of input.
+            # force ignoring to save idempotency
+            if self.stp:
+                options.update({'bridge.priority': self.priority})
         elif self.type == 'team':
             options.update({
                 'team.runner': self.runner,