diff --git a/src/core/model/deprecated.h b/src/core/model/deprecated.h
index 36585f5b8..eb6035e5b 100644
--- a/src/core/model/deprecated.h
+++ b/src/core/model/deprecated.h
@@ -88,11 +88,4 @@
  */
 #define NS_DEPRECATED_3_40(msg) NS_DEPRECATED(msg)
 
-/**
- * \ingroup core
- * \def NS_DEPRECATED_3_39
- * Tag for things deprecated in version ns-3.39.
- */
-#define NS_DEPRECATED_3_39(msg) NS_DEPRECATED(msg)
-
 #endif /* NS3_DEPRECATED_H */