diff --git a/.gitmodules b/.gitmodules
index d38329d7..393c8088 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,4 +4,4 @@
 [submodule "third-party/neverbleed"]
 	path = third-party/neverbleed
 	url = https://github.com/tatsuhiro-t/neverbleed.git
-	branch = openssl111fix
+	branch = nghttp2
diff --git a/third-party/neverbleed b/third-party/neverbleed
index e1ca7906..f31bf05f 160000
--- a/third-party/neverbleed
+++ b/third-party/neverbleed
@@ -1 +1 @@
-Subproject commit e1ca7906088cbf53dc04d839ccfe0fb77ab422e4
+Subproject commit f31bf05f792b0c41de8f774c68d278df2067aaf8