diff --git a/changelogs/fragments/584_firewalld_opt_type.yml b/changelogs/fragments/584_firewalld_opt_type.yml
new file mode 100644
index 0000000..44ede21
--- /dev/null
+++ b/changelogs/fragments/584_firewalld_opt_type.yml
@@ -0,0 +1,3 @@
+---
+breaking_changes:
+  - firewalld - Changed the type of forward and masquerade options from str to bool (https://github.com/ansible-collections/ansible.posix/issues/582).
diff --git a/plugins/modules/firewalld.py b/plugins/modules/firewalld.py
index 167c449..3b08e44 100644
--- a/plugins/modules/firewalld.py
+++ b/plugins/modules/firewalld.py
@@ -112,7 +112,7 @@ options:
     description:
       - The forward setting you would like to enable/disable to/from zones within firewalld.
       - This option only is supported by firewalld v0.9.0 or later.
-    type: str
+    type: bool
   masquerade:
     description:
       - The masquerade setting you would like to enable/disable to/from zones within firewalld.
@@ -875,7 +875,7 @@ def main():
             state=dict(type='str', required=True, choices=['absent', 'disabled', 'enabled', 'present']),
             timeout=dict(type='int', default=0),
             interface=dict(type='str'),
-            forward=dict(type='str'),
+            forward=dict(type='bool'),
             masquerade=dict(type='str'),
             offline=dict(type='bool', default=False),
             target=dict(type='str', choices=['default', 'ACCEPT', 'DROP', '%%REJECT%%']),
@@ -1128,17 +1128,7 @@ def main():
         changed, transaction_msgs = transaction.run()
         msgs = msgs + transaction_msgs
 
-    if forward is not None:
-        # Type of forward will be changed to boolean in a future release.
-        forward_status = False
-        try:
-            forward_status = boolean(forward, False)
-        except TypeError:
-            module.warn('The value of the forward option is "%s". '
-                        'The type of the option will be changed from string to boolean in a future release. '
-                        'To avoid unexpected behavior, please change the value to boolean.' % forward)
-
-        expected_state = 'enabled' if (desired_state == 'enabled') == forward_status else 'disabled'
+        expected_state = 'enabled' if (desired_state == 'enabled') == forward else 'disabled'
         transaction = ForwardTransaction(
             module,
             action_args=(),
@@ -1151,17 +1141,7 @@ def main():
         changed, transaction_msgs = transaction.run()
         msgs = msgs + transaction_msgs
 
-    if masquerade is not None:
-        # Type of masquerade will be changed to boolean in a future release.
-        masquerade_status = True
-        try:
-            masquerade_status = boolean(masquerade, True)
-        except TypeError:
-            module.warn('The value of the masquerade option is "%s". '
-                        'The type of the option will be changed from string to boolean in a future release. '
-                        'To avoid unexpected behavior, please change the value to boolean.' % masquerade)
-
-        expected_state = 'enabled' if (desired_state == 'enabled') == masquerade_status else 'disabled'
+        expected_state = 'enabled' if (desired_state == 'enabled') == masquerade else 'disabled'
         transaction = MasqueradeTransaction(
             module,
             action_args=(),