diff --git a/distrho/extra/FileBrowserDialog.cpp b/distrho/extra/FileBrowserDialog.cpp
index 4c8d1c29..a512f72a 100644
--- a/distrho/extra/FileBrowserDialog.cpp
+++ b/distrho/extra/FileBrowserDialog.cpp
@@ -26,6 +26,7 @@
 # include <process.h>
 # include <winsock2.h>
 # include <windows.h>
+# include <commdlg.h>
 # include <vector>
 #else
 # include <unistd.h>