diff --git a/src/azure-cli/azure/cli/command_modules/resource/_params.py b/src/azure-cli/azure/cli/command_modules/resource/_params.py
index 0e80ac79a46..bcef62c3fb6 100644
--- a/src/azure-cli/azure/cli/command_modules/resource/_params.py
+++ b/src/azure-cli/azure/cli/command_modules/resource/_params.py
@@ -105,7 +105,7 @@ def load_arguments(self, _):
     bicep_stdout_type = CLIArgumentType(options_list=['--stdout'], action='store_true', help="When set, prints all output to stdout instead of corresponding files.")
     bicep_target_platform_type = CLIArgumentType(options_list=['--target-platform', '-t'],
                                                  arg_type=get_enum_type(
-                                                     ["win-x64", "linux-musl-x64", "linux-x64", "osx-x64"]),
+                                                     ["win-x64", "linux-musl-x64", "linux-x64", "osx-x64", "linux-arm64", "osx-arm64"]),
                                                  help="The platform the Bicep CLI will be running on. Set this to skip automatic platform detection if it does not work properly.")
 
     _PROVIDER_HELP_TEXT = 'the resource namespace, aka \'provider\''