diff --git a/gmic.changes b/gmic.changes
index f894507..69b1b3e 100644
--- a/gmic.changes
+++ b/gmic.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed May 22 16:05:55 UTC 2019 - Marcus Rueckert <mrueckert@suse.de>
+
+- update to 2.6.3
+  https://discuss.pixls.us/t/release-of-gmic-2-6/12240
+
 -------------------------------------------------------------------
 Fri Mar 22 12:48:29 UTC 2019 - Marcus Rueckert <mrueckert@suse.de>
 
diff --git a/gmic.spec b/gmic.spec
index c52a9ae..815bd5a 100644
--- a/gmic.spec
+++ b/gmic.spec
@@ -23,7 +23,7 @@
 #define __builder ninja
 
 Name:           gmic
-Version:        2.5.4
+Version:        2.6.3
 Release:        0
 URL:            https://gmic.eu
 # Git URL:      https://framagit.org/dtschump/gmic
diff --git a/gmic_2.5.4.tar.gz b/gmic_2.5.4.tar.gz
deleted file mode 100644
index f428a1d..0000000
--- a/gmic_2.5.4.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0f361c0ec67765df9ba450038954ebd8801b2cf335a4305507323beadb6226c5
-size 5279031
diff --git a/gmic_2.6.3.tar.gz b/gmic_2.6.3.tar.gz
new file mode 100644
index 0000000..34428d9
--- /dev/null
+++ b/gmic_2.6.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9a3947850ad8e6997039ebf8d03ce8ac371f2a01c3ec6330e7d8d447932cbb47
+size 5537926