diff --git a/.gitignore b/.gitignore
index 865998b..c62df3f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -124,3 +124,4 @@ gjs-0.7.1.tar.gz
 /gjs-1.69.90.tar.xz
 /gjs-1.70.0.tar.xz
 /gjs-1.70.1.tar.xz
+/gjs-1.71.1.tar.xz
diff --git a/gjs.spec b/gjs.spec
index a8fc3a0..8a360d2 100644
--- a/gjs.spec
+++ b/gjs.spec
@@ -1,9 +1,9 @@
 %global glib2_version 2.66.0
 %global gobject_introspection_version 1.66.0
-%global mozjs78_version 78.15.0-1
+%global mozjs91_version 91.3.0
 
 Name:           gjs
-Version:        1.70.1
+Version:        1.71.1
 Release:        1%{?dist}
 Summary:        Javascript Bindings for GNOME
 
@@ -13,7 +13,7 @@ Summary:        Javascript Bindings for GNOME
 # Stack printer (gjs/stack.c)
 License:        MIT and (MPLv1.1 or GPLv2+ or LGPLv2+)
 URL:            https://wiki.gnome.org/Projects/Gjs
-Source0:        https://download.gnome.org/sources/%{name}/1.70/%{name}-%{version}.tar.xz
+Source0:        https://download.gnome.org/sources/%{name}/1.71/%{name}-%{version}.tar.xz
 
 BuildRequires:  gcc-c++
 BuildRequires:  meson
@@ -23,7 +23,7 @@ BuildRequires:  pkgconfig(cairo-gobject)
 BuildRequires:  pkgconfig(gio-2.0) >= %{glib2_version}
 BuildRequires:  pkgconfig(gobject-introspection-1.0) >= %{gobject_introspection_version}
 BuildRequires:  pkgconfig(gtk4)
-BuildRequires:  pkgconfig(mozjs-78) >= %{mozjs78_version}
+BuildRequires:  pkgconfig(mozjs-91) >= %{mozjs91_version}
 BuildRequires:  pkgconfig(sysprof-capture-4)
 # For GTK+ 3 tests
 BuildRequires:  gtk3-devel
@@ -34,7 +34,7 @@ BuildRequires:  xorg-x11-server-Xvfb
 
 Requires: glib2%{?_isa} >= %{glib2_version}
 Requires: gobject-introspection%{?_isa} >= %{gobject_introspection_version}
-Requires: mozjs78%{?_isa} >= %{mozjs78_version}
+Requires: mozjs91%{?_isa} >= %{mozjs91_version}
 
 %description
 Gjs allows using GNOME libraries from Javascript. It's based on the
@@ -92,6 +92,9 @@ the functionality of the installed gjs package.
 %{_datadir}/installed-tests/
 
 %changelog
+* Mon Feb 14 2022 David King <amigadave@amigadave.com> - 1.71.1-1
+- Update to 1.71.1
+
 * Tue Feb 08 2022 David King <amigadave@amigadave.com> - 1.70.1-1
 - Update to 1.70.1
 - Use pkgconfig for BuildRequires
diff --git a/sources b/sources
index 78eb61e..1e867af 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gjs-1.70.1.tar.xz) = 194d8efeb37ecf7f3ea65c0bf0bbe2120524a11448423888d0785868297ebdea12b0ea4b28cb49d2596c7a3d73f13eb216072db8dca5e209193ba3dbbad78b6b
+SHA512 (gjs-1.71.1.tar.xz) = 09a8dc0894ec8f4334553175e70fd98d51822364fdde881d6d9e51912f3258493d9019b2ea808e52e0f8d9ba9fdcd94e1cde8d965986521dcd650549ea835b7b