diff --git a/lib/ansible/modules/windows/win_firewall_rule.ps1 b/lib/ansible/modules/windows/win_firewall_rule.ps1
index f5f1760991..0ef7bc1935 100644
--- a/lib/ansible/modules/windows/win_firewall_rule.ps1
+++ b/lib/ansible/modules/windows/win_firewall_rule.ps1
@@ -137,7 +137,8 @@ function New-FWRule
     if ($remoteAddresses -and $remoteAddresses -ne "any") { $rule.RemoteAddresses = $remoteAddresses }
     if ($direction) { $rule.Direction = Parse-Direction -directionStr $direction }
     if ($action) { $rule.Action = Parse-Action -actionStr $action }
-    if ($profiles) { $rule.Profiles = Parse-Profiles -profilesList $profiles }
+    # Profiles value cannot be a uint32, but the "all profiles" value (0x7FFFFFFF) will often become a uint32, so must cast to [int]
+    if ($profiles) { $rule.Profiles = [int](Parse-Profiles -profilesList $profiles) }
     if ($interfaceTypes -and @(Compare-Object $interfaceTypes @("any")).Count -ne 0) { $rule.InterfaceTypes = Parse-InterfaceTypes -interfaceTypes $interfaceTypes }
     if ($edgeTraversalOptions -and $edgeTraversalOptions -ne "no") {
         # EdgeTraversalOptions property exists only from Windows 7/Windows Server 2008 R2: https://msdn.microsoft.com/en-us/library/windows/desktop/dd607256(v=vs.85).aspx
@@ -260,7 +261,14 @@ try {
                     }
 
                     if (-not $check_mode) {
-                        $existingRule.$prop = $rule.$prop
+                        # Profiles value cannot be a uint32, but the "all profiles" value (0x7FFFFFFF) will often become a uint32, so must cast to [int]
+                        # to prevent InvalidCastException under PS5+
+                        If($prop -eq 'Profiles') {
+                            $existingRule.Profiles = [int] $rule.$prop
+                        }
+                        Else {
+                            $existingRule.$prop = $rule.$prop
+                        }
                     }
                     $result.changed = $true
                 }
@@ -274,7 +282,9 @@ try {
         }
     }
 } catch [Exception] {
-    Fail-Json $result $_.Exception.Message
+    $ex = $_
+    $result['exception'] = $($ex | Out-String)
+    Fail-Json $result $ex.Exception.Message
 }
 
 Exit-Json $result
diff --git a/test/integration/targets/win_firewall_rule/tasks/main.yml b/test/integration/targets/win_firewall_rule/tasks/main.yml
index 6d69d4e237..b4d2d1c6b0 100644
--- a/test/integration/targets/win_firewall_rule/tasks/main.yml
+++ b/test/integration/targets/win_firewall_rule/tasks/main.yml
@@ -360,6 +360,23 @@
     that:
     - add_firewall_rule_with_string_profiles.changed == true
 
+- name: Set firewall rule profile back to 'all'
+  win_firewall_rule:
+    name: http
+    enabled: yes
+    state: present
+    localport: 80
+    action: allow
+    direction: in
+    protocol: tcp
+    profiles: [Domain, Public, Private]
+  register: add_firewall_rule_with_string_profiles
+
+- name: Check that setting firewall rule profile back to 'all' succeeds with a change
+  assert:
+    that:
+    - add_firewall_rule_with_string_profiles.changed == true
+
 - name: Add firewall rule with profiles in list format
   win_firewall_rule:
     name: http