diff --git a/.gitignore b/.gitignore
index ecdcc43..5390559 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,4 @@
 /nextpnr-ccf4367.tar.gz
 /nextpnr-f1349e1.tar.gz
 /nextpnr-0d1ea9e.tar.gz
+/nextpnr-ac17c36.tar.gz
diff --git a/nextpnr.spec b/nextpnr.spec
index e76a561..053a72b 100644
--- a/nextpnr.spec
+++ b/nextpnr.spec
@@ -1,11 +1,11 @@
-%global commit 0d1ea9e6ed471ca09c5908e0b39ab46139603372
+%global commit ac17c36bec5b0ae8d57b66f825acb6f21f2ca323
 %global shortcommit %(c=%{commit}; echo ${c:0:7})
 
-%global snapdate 20221006
+%global snapdate 20221109
 
 Name:		nextpnr
 Version:	1
-Release:	13.%{snapdate}git%{shortcommit}%{?dist}
+Release:	14.%{snapdate}git%{shortcommit}%{?dist}
 Summary:	FPGA place and route tool
 
 License:	ISC and BSD and MIT and (MIT or Public Domain)
@@ -29,7 +29,7 @@ BuildRequires:	eigen3-devel
 BuildRequires:	pybind11-devel
 # NOTE: remember to update icestorm & trellis before rebuilding nextpnr!!!
 BuildRequires:	icestorm >= 0-0.24
-BuildRequires:	trellis-devel >= 1.2.1-11
+BuildRequires:	trellis-devel >= 1.2.1-12
 
 # License: ISC
 Provides:	bundled(qtimgui)
@@ -86,6 +86,9 @@ cp -r ice40/examples/* examples/ice40
 
 
 %changelog
+* Wed Nov 09 2022 Gabriel Somlo <gsomlo@gmail.com> - 1-14.20221109gitac17c36
+- Update to newer snapshot
+
 * Thu Oct 06 2022 Gabriel Somlo <gsomlo@gmail.com> - 1-13.20221006git0d1ea9e
 - Update to newer snapshot
 
diff --git a/sources b/sources
index adafcf1..57f73e1 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (nextpnr-0d1ea9e.tar.gz) = d90f537be1f3fa040770836d6183c01bfdbbc64581276207090d76cb5d9936f039ce1e3ddbe6e64f88158e019c988264676a89b9b372f115b0c0a0e0656f0cf2
+SHA512 (nextpnr-ac17c36.tar.gz) = e599d73a34339240ee981971da3719b6e2e1a861a09f87f6ac031a576ad7368f84112491a68f5b928cd5297b1500b781687c8b4ee1ecae995f267a5e171cf7b5