diff --git a/ChangeLog b/ChangeLog
index b6bd1975d219f51d10661e8a7c4ec35d0b8b8acf..869d403b506572653f1df016794df8a0a8da603b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2015-02-05  Niels Möller  <nisse@lysator.liu.se>
+
+	* configure.ac (LIBHOGWEED_MAJOR): Undo latest bump, 4 should be
+	enough (previous release, nettle-3.1, used 3).
+
 2015-01-30  Niels Möller  <nisse@lysator.liu.se>
 
 	Update chacha-poly1305 for draft-irtf-cfrg-chacha20-poly1305-08.
diff --git a/configure.ac b/configure.ac
index 7892aef798fdd7f08004f1e8229c4de20db5682c..51ab3b34c11e5c0772a2cfb02768fcec5ef4ecac 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,7 +13,7 @@ AC_CONFIG_HEADER([config.h])
 LIBNETTLE_MAJOR=6
 LIBNETTLE_MINOR=0
 
-LIBHOGWEED_MAJOR=5
+LIBHOGWEED_MAJOR=4
 LIBHOGWEED_MINOR=0
 
 AC_CANONICAL_HOST