diff --git a/.gitignore b/.gitignore
index f101468..2fe3e71 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@ atkmm-2.21.2.tar.bz2
 /atkmm-2.24.3.tar.xz
 /atkmm-2.28.1.tar.xz
 /atkmm-2.28.2.tar.xz
+/atkmm-2.28.3.tar.xz
diff --git a/sources b/sources
index 8192208..480dad9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (atkmm-2.28.2.tar.xz) = df20b89b603a6ae419db24b21acbd6a9d0e91c07e374b4b774f6a67581ce1581affb0d079a264f0d7f2e6d8b63210639dd7aa15e7e94fb5904d161e9a2aac286
+SHA512 (atkmm-2.28.3.tar.xz) = ebc25e9de4b9de6df7097ab485fb0675d8c83113d99a444eec91df0908073362bfdaa9b03fc4c3e91766109d9b94b88df041851176ecde578cf932b526ef678e