diff --git a/nghttp2.spec b/nghttp2.spec
index 62bd27e..9542034 100644
--- a/nghttp2.spec
+++ b/nghttp2.spec
@@ -1,6 +1,6 @@
 Summary: Experimental HTTP/2 client, server and proxy
 Name: nghttp2
-Version: 1.37.0
+Version: 1.38.0
 Release: 1%{?dist}
 License: MIT
 URL: https://nghttp2.org/
@@ -113,6 +113,9 @@ make %{?_smp_mflags} check
 
 
 %changelog
+* Thu Apr 18 2019 Kamil Dudka <kdudka@redhat.com> 1.38.0-1
+- update to the latest upstream release
+
 * Fri Mar 08 2019 Kamil Dudka <kdudka@redhat.com> 1.37.0-1
 - update to the latest upstream release
 
diff --git a/sources b/sources
index 505b854..9bec814 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (nghttp2-1.37.0.tar.xz) = 67a4b9df3f7f0edad719011fa289d9aa9ef04f31ef3ccf826b861c8830ed24e0743a33b54ab66d198fec7edbf723852b38a2007b335d7f566f702f4b02297b0f
+SHA512 (nghttp2-1.38.0.tar.xz) = e432d52bcf77379ed5c10ceafb587ec8d66c56bb728cda56487b237cbab1d0073689624419ed306162dab3a51b91cfe0f59cb173b5d81346e2b6d0abd56635bc