diff --git a/gdk/gdkversionmacros.h.in b/gdk/gdkversionmacros.h.in
index a42a34bc93..bc2365df3d 100644
--- a/gdk/gdkversionmacros.h.in
+++ b/gdk/gdkversionmacros.h.in
@@ -172,16 +172,6 @@
  */
 #define GDK_VERSION_3_22        (G_ENCODE_VERSION (3, 22))
 
-/**
- * GDK_VERSION_3_90:
- *
- * A macro that evaluates to the 3.90 version of GDK, in a format
- * that can be used by the C pre-processor.
- *
- * Since: 3.90
- */
-#define GDK_VERSION_3_90        (G_ENCODE_VERSION (3, 90))
-
 /* evaluates to the current stable version; for development cycles,
  * this means the next stable target
  */
@@ -422,11 +412,5 @@
 # define GDK_AVAILABLE_IN_3_22                _GDK_EXTERN
 #endif
 
-#if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_3_90
-# define GDK_AVAILABLE_IN_3_90                GDK_UNAVAILABLE(3, 90)
-#else
-# define GDK_AVAILABLE_IN_3_90                _GDK_EXTERN
-#endif
-
 #endif  /* __GDK_VERSION_MACROS_H__ */