diff --git a/.gitignore b/.gitignore
index 3d4d3e8..37bcb1b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -141,3 +141,4 @@ gtk+-2.90.5.tar.bz2
 /gtk+-3.21.3.tar.xz
 /gtk+-3.21.4.tar.xz
 /gtk+-3.21.5.tar.xz
+/gtk+-3.21.6.tar.xz
diff --git a/gtk3.spec b/gtk3.spec
index b869533..d06f3d7 100644
--- a/gtk3.spec
+++ b/gtk3.spec
@@ -17,7 +17,7 @@
 %global _changelog_trimtime %(date +%s -d "1 year ago")
 
 Name: gtk3
-Version: 3.21.5
+Version: 3.21.6
 Release: 1%{?dist}
 Summary: The GIMP ToolKit (GTK+), a library for creating GUIs for X
 
@@ -331,6 +331,9 @@ gtk-query-immodules-3.0-%{__isa_bits} --update-cache
 %{_datadir}/installed-tests
 
 %changelog
+* Tue Sep 13 2016 Florian Müllner <fmuellner@redhat.com> - 3.21.6-1
+- Update to 3.21.6
+
 * Tue Aug 30 2016 Kalev Lember <klember@redhat.com> - 3.21.5-1
 - Update to 3.21.5
 - Don't set group tags
diff --git a/sources b/sources
index e5b9603..3dd6af6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-f403b69232ed04bd4706024113f20c91  gtk+-3.21.5.tar.xz
+9e1baaa4425eebb3c97b926ba46e4462  gtk+-3.21.6.tar.xz