diff --git a/avm/res/app/container-app/main.bicep b/avm/res/app/container-app/main.bicep
index d5a0372a76..1d8efd0d4b 100644
--- a/avm/res/app/container-app/main.bicep
+++ b/avm/res/app/container-app/main.bicep
@@ -210,7 +210,7 @@ resource containerApp_diagnosticSettings 'Microsoft.Insights/diagnosticSettings@
     ]
     logs: diagnosticSetting.?logCategoriesAndGroups ?? [
       {
-        categoryGroup: 'AllLogs'
+        categoryGroup: 'allLogs'
         enabled: true
       }
     ]
@@ -271,7 +271,7 @@ type diagnosticSettingType = {
     @description('Optional. Name of a Diagnostic Log category for a resource type this setting is applied to. Set the specific logs to collect here.')
     category: string?
 
-    @description('Optional. Name of a Diagnostic Log category group for a resource type this setting is applied to. Set to \'AllLogs\' to collect all logs.')
+    @description('Optional. Name of a Diagnostic Log category group for a resource type this setting is applied to. Set to \'allLogs\' to collect all logs.')
     categoryGroup: string?
   }[]?
 
diff --git a/avm/res/app/container-app/main.json b/avm/res/app/container-app/main.json
index 9305ed8815..986bc715ab 100644
--- a/avm/res/app/container-app/main.json
+++ b/avm/res/app/container-app/main.json
@@ -41,7 +41,7 @@
                   "type": "string",
                   "nullable": true,
                   "metadata": {
-                    "description": "Optional. Name of a Diagnostic Log category group for a resource type this setting is applied to. Set to 'AllLogs' to collect all logs."
+                    "description": "Optional. Name of a Diagnostic Log category group for a resource type this setting is applied to. Set to 'allLogs' to collect all logs."
                   }
                 }
               }
@@ -566,7 +566,7 @@
         "eventHubAuthorizationRuleId": "[tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'eventHubAuthorizationRuleResourceId')]",
         "eventHubName": "[tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'eventHubName')]",
         "metrics": "[coalesce(tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'metricCategories'), createArray(createObject('category', 'AllMetrics', 'timeGrain', null(), 'enabled', true())))]",
-        "logs": "[coalesce(tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'logCategoriesAndGroups'), createArray(createObject('categoryGroup', 'AllLogs', 'enabled', true())))]",
+        "logs": "[coalesce(tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'logCategoriesAndGroups'), createArray(createObject('categoryGroup', 'allLogs', 'enabled', true())))]",
         "marketplacePartnerId": "[tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'marketplacePartnerResourceId')]",
         "logAnalyticsDestinationType": "[tryGet(coalesce(parameters('diagnosticSettings'), createArray())[copyIndex()], 'logAnalyticsDestinationType')]"
       },