diff --git a/src/core/lib/security/credentials/plugin/plugin_credentials.c b/src/core/lib/security/credentials/plugin/plugin_credentials.c
index e844bff79c0..8f49c5aef2d 100644
--- a/src/core/lib/security/credentials/plugin/plugin_credentials.c
+++ b/src/core/lib/security/credentials/plugin/plugin_credentials.c
@@ -88,8 +88,7 @@ static grpc_error *process_plugin_result(
       } else if (!grpc_is_binary_header(md[i].key) &&
                  !GRPC_LOG_IF_ERROR(
                      "validate_metadata_from_plugin",
-                     grpc_validate_header_nonbin_value_is_legal(
-                         md[i].value))) {
+                     grpc_validate_header_nonbin_value_is_legal(md[i].value))) {
         gpr_log(GPR_ERROR, "Plugin added invalid metadata value.");
         seen_illegal_header = true;
         break;
diff --git a/src/cpp/client/secure_credentials.cc b/src/cpp/client/secure_credentials.cc
index 00104165a50..6c06e453263 100644
--- a/src/cpp/client/secure_credentials.cc
+++ b/src/cpp/client/secure_credentials.cc
@@ -162,8 +162,8 @@ int MetadataCredentialsPluginWrapper::GetMetadata(
     void* wrapper, grpc_auth_metadata_context context,
     grpc_credentials_plugin_metadata_cb cb, void* user_data,
     grpc_metadata creds_md[GRPC_METADATA_CREDENTIALS_PLUGIN_SYNC_MAX],
-    size_t *num_creds_md, grpc_status_code *status,
-    const char **error_details) {
+    size_t* num_creds_md, grpc_status_code* status,
+    const char** error_details) {
   GPR_ASSERT(wrapper);
   MetadataCredentialsPluginWrapper* w =
       reinterpret_cast<MetadataCredentialsPluginWrapper*>(wrapper);
@@ -200,8 +200,8 @@ void UnrefMetadata(const std::vector<grpc_metadata>& md) {
 
 void MetadataCredentialsPluginWrapper::InvokePlugin(
     grpc_auth_metadata_context context, grpc_credentials_plugin_metadata_cb cb,
-    void* user_data, grpc_metadata creds_md[4], size_t *num_creds_md,
-    grpc_status_code *status_code, const char **error_details) {
+    void* user_data, grpc_metadata creds_md[4], size_t* num_creds_md,
+    grpc_status_code* status_code, const char** error_details) {
   std::multimap<grpc::string, grpc::string> metadata;
 
   // const_cast is safe since the SecureAuthContext does not take owndership and
diff --git a/src/cpp/client/secure_credentials.h b/src/cpp/client/secure_credentials.h
index fdabaca84fa..fa1e31996ad 100644
--- a/src/cpp/client/secure_credentials.h
+++ b/src/cpp/client/secure_credentials.h
@@ -62,8 +62,8 @@ class MetadataCredentialsPluginWrapper final : private GrpcLibraryCodegen {
       void* wrapper, grpc_auth_metadata_context context,
       grpc_credentials_plugin_metadata_cb cb, void* user_data,
       grpc_metadata creds_md[GRPC_METADATA_CREDENTIALS_PLUGIN_SYNC_MAX],
-      size_t *num_creds_md, grpc_status_code *status,
-      const char **error_details);
+      size_t* num_creds_md, grpc_status_code* status,
+      const char** error_details);
 
   explicit MetadataCredentialsPluginWrapper(
       std::unique_ptr<MetadataCredentialsPlugin> plugin);
@@ -73,8 +73,8 @@ class MetadataCredentialsPluginWrapper final : private GrpcLibraryCodegen {
       grpc_auth_metadata_context context,
       grpc_credentials_plugin_metadata_cb cb, void* user_data,
       grpc_metadata creds_md[GRPC_METADATA_CREDENTIALS_PLUGIN_SYNC_MAX],
-      size_t *num_creds_md, grpc_status_code *status,
-      const char **error_details);
+      size_t* num_creds_md, grpc_status_code* status,
+      const char** error_details);
   std::unique_ptr<ThreadPoolInterface> thread_pool_;
   std::unique_ptr<MetadataCredentialsPlugin> plugin_;
 };
diff --git a/src/csharp/ext/grpc_csharp_ext.c b/src/csharp/ext/grpc_csharp_ext.c
index b2c8ca63f49..92291f9011b 100644
--- a/src/csharp/ext/grpc_csharp_ext.c
+++ b/src/csharp/ext/grpc_csharp_ext.c
@@ -1033,7 +1033,7 @@ static int grpcsharp_get_metadata_handler(
       (grpcsharp_metadata_interceptor_func)(intptr_t)state;
   interceptor(state, context.service_url, context.method_name, cb, user_data,
               0);
-  return 0;  /* Asynchronous return. */
+  return 0; /* Asynchronous return. */
 }
 
 static void grpcsharp_metadata_credentials_destroy_handler(void *state) {