diff --git a/glib2.spec b/glib2.spec
index b175187..661d0a1 100644
--- a/glib2.spec
+++ b/glib2.spec
@@ -1,5 +1,5 @@
 Name: glib2
-Version: 2.66.5
+Version: 2.66.6
 Release: 1%{?dist}
 Summary: A library of handy utility functions
 
@@ -214,6 +214,9 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &> /dev/null || :
 %{_datadir}/installed-tests
 
 %changelog
+* Thu Feb 04 2021 Kalev Lember <klember@redhat.com> - 2.66.6-1
+- Update to 2.66.6
+
 * Wed Feb 03 2021 Kalev Lember <klember@redhat.com> - 2.66.5-1
 - Update to 2.66.5
 
diff --git a/sources b/sources
index 457338d..cf0b4a0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (glib-2.66.5.tar.xz) = ccf0de494d4dccc4d2c47e64ba6b4ab69e7924567cd557546af57a647a3c2c2a450fa9e1d03e617671e4c6660751b91c2fe0b4fc435108b4c195acdd0970264b
+SHA512 (glib-2.66.6.tar.xz) = 18ab227ecde1224bd3b77ad2d98b19eaa7dc0cde4a9d16e346dad56d9afd15d6bde5c4d4e66e7ddae0b8eac6dcbdac1215511815ae9faa821e7c85bdaf3cec31