diff --git a/src/bakatools/file_system/dir_entry.cpp b/src/bakatools/file_system/dir_entry.cpp
index 1e7e54b..d5a9888 100644
--- a/src/bakatools/file_system/dir_entry.cpp
+++ b/src/bakatools/file_system/dir_entry.cpp
@@ -26,9 +26,9 @@ namespace Bk {
         return ent.file_size();
     }
 
-    TimePoint<FileClock, Second> DirEntry::last_write()
+    TimePoint<Bk::FileClock, Bk::Second> DirEntry::last_write()
     {
-        return TimePoint<FileClock, Second>(ent.last_write_time());
+        return TimePoint<Bk::FileClock, Bk::Second>(ent.last_write_time());
     }
 
     bool DirEntry::exists()
diff --git a/src/bakatools/file_system/dir_entry.h b/src/bakatools/file_system/dir_entry.h
index c65a5d5..eb3d92a 100644
--- a/src/bakatools/file_system/dir_entry.h
+++ b/src/bakatools/file_system/dir_entry.h
@@ -31,7 +31,7 @@ namespace Bk {
             std::string name();
 
             uintmax_t size();
-            TimePoint<FileClock, Second> last_write();
+            TimePoint<Bk::FileClock, Bk::Second> last_write();
             bool exists();
             FilePerms perms();
             uintmax_t hard_links();