diff --git a/pngquant-old_libpng.patch b/pngquant-old_libpng.patch
index 086b40c..1c1ba5d 100644
--- a/pngquant-old_libpng.patch
+++ b/pngquant-old_libpng.patch
@@ -1,6 +1,6 @@
-diff -rupN --no-dereference pngquant-2.15.0/test/test.sh pngquant-2.15.0-new/test/test.sh
---- pngquant-2.15.0/test/test.sh	2021-05-08 15:51:58.000000000 +0200
-+++ pngquant-2.15.0-new/test/test.sh	2021-05-12 12:34:08.019290564 +0200
+diff -rupN --no-dereference pngquant-2.16.0/test/test.sh pngquant-2.16.0-new/test/test.sh
+--- pngquant-2.16.0/test/test.sh	2021-09-20 16:22:54.000000000 +0200
++++ pngquant-2.16.0-new/test/test.sh	2021-09-21 12:05:48.878914175 +0200
 @@ -53,7 +53,7 @@ function test_skip() {
      $BIN "$TMPDIR/skiptest.png" -Q 0-50 -o "$TMPDIR/q50output.png"
      test -f "$TMPDIR/q50output.png"
diff --git a/pngquant.spec b/pngquant.spec
index becaa7d..c0d17ec 100644
--- a/pngquant.spec
+++ b/pngquant.spec
@@ -1,8 +1,8 @@
 %global libname libimagequant
 
 Name:           pngquant
-Version:        2.15.1
-Release:        2%{?dist}
+Version:        2.16.0
+Release:        1%{?dist}
 Summary:        PNG quantization tool for reducing image file size
 
 License:        GPLv3+
@@ -62,6 +62,9 @@ export CFLAGS="%{optflags} -fno-math-errno -funroll-loops -fomit-frame-pointer -
 
 
 %changelog
+* Tue Sep 21 2021 Sandro Mani <manisandro@gmail.com> - 2.16.0-1
+- Update to 2.16.0
+
 * Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.15.1-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
 
diff --git a/sources b/sources
index 5dec75c..f0d9fa6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (pngquant-2.15.1.tar.gz) = 778df5c93c9ec5c2a04869cca5fd9e97b31cf7a3532bfb63eda99225576a2b8a8065ee980a24fa7bb4a148a37e8520d6c868a6b3727c94c8fb4aa76691ba87af
+SHA512 (pngquant-2.16.0.tar.gz) = 5cad244f1a29f1122ff21cb43e1d0439f4c9a7789d86ad3e867ee98a5a98066202ed2dcb63d12b010addca1daa149cdad267d4ac24de26ce09682f6988389849