diff --git a/src/rime_api.cc b/src/rime_api.cc
index cd8a9ab196..ad3a2864fc 100644
--- a/src/rime_api.cc
+++ b/src/rime_api.cc
@@ -785,27 +785,27 @@ RIME_API Bool RimeRunTask(const char* task_name) {
 
 RIME_API const char* RimeGetSharedDataDir() {
   Deployer &deployer(Service::instance().deployer());
-  return deployer.shared_data_dir.c_str();
+  return deployer.shared_data_dir.string().c_str();
 }
 
 RIME_API const char* RimeGetUserDataDir() {
   Deployer &deployer(Service::instance().deployer());
-  return deployer.user_data_dir.c_str();
+  return deployer.user_data_dir.string().c_str();
 }
 
 RIME_API const char* RimeGetPrebuiltDataDir() {
   Deployer &deployer(Service::instance().deployer());
-  return deployer.prebuilt_data_dir.c_str();
+  return deployer.prebuilt_data_dir.string().c_str();
 }
 
 RIME_API const char* RimeGetStagingDir() {
   Deployer &deployer(Service::instance().deployer());
-  return deployer.staging_dir.c_str();
+  return deployer.staging_dir.string().c_str();
 }
 
 RIME_API const char* RimeGetSyncDir() {
   Deployer &deployer(Service::instance().deployer());
-  return deployer.sync_dir.c_str();
+  return deployer.sync_dir.string().c_str();
 }
 
 RIME_API const char* RimeGetUserId() {