diff --git a/das-dn/third_party/AdsLib/AdsDef.h b/das-dn/third_party/AdsLib/AdsDef.h
index b71b507f..dac52270 100644
--- a/das-dn/third_party/AdsLib/AdsDef.h
+++ b/das-dn/third_party/AdsLib/AdsDef.h
@@ -8,7 +8,7 @@
 #if defined(USE_TWINCAT_ROUTER)
 #include "TwinCAT/AdsDef.h"
 #else
-#include "standalone/AdsDef.h"
+#include "Standalone/AdsDef.h"
 #endif
 
 #include <iosfwd>
diff --git a/das-dn/third_party/AdsLib/AdsLib.h b/das-dn/third_party/AdsLib/AdsLib.h
index 4883c192..e6469a29 100644
--- a/das-dn/third_party/AdsLib/AdsLib.h
+++ b/das-dn/third_party/AdsLib/AdsLib.h
@@ -8,7 +8,7 @@
 #if defined(USE_TWINCAT_ROUTER)
 #include "TwinCAT/AdsLib.h"
 #else
-#include "standalone/AdsLib.h"
+#include "Standalone/AdsLib.h"
 #endif
 
 #include "Sockets.h"