diff --git a/.prev-version b/.prev-version
index 0f44168a4..bd761f549 100644
--- a/.prev-version
+++ b/.prev-version
@@ -1 +1 @@
-3.6.4
+3.6.90
diff --git a/NEWS b/NEWS
index 36b0e336b..2882c72a1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,8 @@
 GNU Bison NEWS
 
+* Noteworthy changes in release ?.? (????-??-??) [?]
+
+
 * Noteworthy changes in release 3.6.90 (2020-07-04) [beta]
 
 ** Deprecated features