diff --git a/.gitignore b/.gitignore
index c8bbede..c78b7d4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,4 @@ glibmm-2.24.1.tar.bz2
 /glibmm-2.50.0.tar.xz
 /glibmm-2.51.6.tar.xz
 /glibmm-2.51.7.tar.xz
+/glibmm-2.52.0.tar.xz
diff --git a/mingw-glibmm24.spec b/mingw-glibmm24.spec
index b58b757..27705c6 100644
--- a/mingw-glibmm24.spec
+++ b/mingw-glibmm24.spec
@@ -4,7 +4,7 @@
 %global release_version %(echo %{version} | awk -F. '{print $1"."$2}')
 
 Name:           mingw-glibmm24
-Version:        2.51.7
+Version:        2.52.0
 Release:        1%{?dist}
 Summary:        MinGW Windows C++ interface for GTK2 (a GUI library for X)
 
@@ -138,6 +138,9 @@ rm -r $RPM_BUILD_ROOT%{mingw64_datadir}/devhelp
 
 
 %changelog
+* Mon Jul 03 2017 Thomas Sailer <t.sailer@alumni.ethz.ch> - 2.52.0-1
+- update to 2.52.0
+
 * Thu Jun 01 2017 Thomas Sailer <t.sailer@alumni.ethz.ch> - 2.51.7-1
 - update to 2.51.7
 
diff --git a/sources b/sources
index c362255..2210674 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (glibmm-2.51.7.tar.xz) = 5ee7311fb6502508554a7a872ee90f1f3576035b6f1ce5abdd49aab01ab7d7673258f5411972aa0f1f9a378d2e28bca725e921455ec071135f72c242f8efffd0
+SHA512 (glibmm-2.52.0.tar.xz) = 45cbbe4ce4ba04dcadbcc3b46159dda194235c10a7287075724b0e1c19db2e4db061dc2a66823205f6884b30e2ef87ceafdf9cc2970212a2424535dbe3b9a262