diff --git a/.gitignore b/.gitignore
index 996b2c7..bba9e58 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /yosys-9cdc6b5.tar.gz
 /yosys-26e01a6.tar.gz
 /yosys-df2b79c.tar.gz
+/yosys-50be8fd.tar.gz
diff --git a/sources b/sources
index 0b2fefd..a188f60 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (yosys-df2b79c.tar.gz) = 02f0774ec0e3a0a83f8679c61ba138386254c109988392519d9b6ca354da6fa0702be625e764cad320b4dd0966b4ec8a2f5aa59b9720bb5a620d3678fecc0d8b
+SHA512 (yosys-50be8fd.tar.gz) = 895dfd7a680736e8a51310b283b06856c5b6fa57115f30cfa57901044562bd2e0f338c33dec98f908275ed052ee574119bd6cf6dba511d621e729b740653a936
 SHA512 (yosys_0.9-1.debian.tar.xz) = d9df5637efc730b2b681daa8a5933803dba70dca5b31fe4ac13601032eccd9105c001563cf627fbdd2d4ebad8551f2647e882fbf107a7df98badb2d200e2b4dc
diff --git a/yosys.spec b/yosys.spec
index b480860..98621b6 100644
--- a/yosys.spec
+++ b/yosys.spec
@@ -1,13 +1,13 @@
-%global commit0 df2b79ca7687ae46360084f2e3ef27222bb3a640
+%global commit0 50be8fd0c23856be7afa28527fe4f30dcc975c87
 %global shortcommit0 %%(c=%%{commit0}; echo ${c:0:7})
 
-%global snapdate 20210523
+%global snapdate 20210904
 
 %global __python %{__python3}
 
 Name:           yosys
 Version:        0.9
-Release:        13.%{snapdate}git%{shortcommit0}%{?dist}
+Release:        14.%{snapdate}git%{shortcommit0}%{?dist}
 Summary:        Yosys Open SYnthesis Suite, including Verilog synthesizer
 License:        ISC and MIT
 URL:            http://www.clifford.at/yosys/
@@ -169,6 +169,9 @@ make test ABCEXTERNAL=%{_bindir}/abc SEED=314159265359
 
 
 %changelog
+* Sat Sep 04 2021 Gabriel Somlo <gsomlo@gmail.com> - 0.9.14.20210904git50be8fd
+- update snapshot
+
 * Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.9-13.20210523gitdf2b79c
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild