diff --git a/isl-0.19.tar.xz b/isl-0.19.tar.xz
deleted file mode 100644
index dddd83b..0000000
--- a/isl-0.19.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6d6c1aa00e2a6dfc509fa46d9a9dbe93af0c451e196a670577a148feecf6b8a5
-size 1515156
diff --git a/isl-0.20.tar.xz b/isl-0.20.tar.xz
new file mode 100644
index 0000000..394cfab
--- /dev/null
+++ b/isl-0.20.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a5596a9fb8a5b365cb612e4b9628735d6e67e9178fae134a816ae195017e77aa
+size 1539064
diff --git a/isl.changes b/isl.changes
index 32f8783..5ae2691 100644
--- a/isl.changes
+++ b/isl.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Thu Aug  9 22:28:01 UTC 2018 - rpm@fthiessen.de
+
+- Update to 0.20
+  * keep track of domain in 0D isl_multi_pw_aff and
+    isl_multi_union_pw_aff
+  * add isl_aff_eval and isl_pw_aff_eval
+  * add fixed-size rectangular box hull
+
 -------------------------------------------------------------------
 Wed Mar  7 14:56:29 UTC 2018 - rguenther@suse.com
 
diff --git a/isl.spec b/isl.spec
index 2cf0bd9..4bd2efe 100644
--- a/isl.spec
+++ b/isl.spec
@@ -18,7 +18,7 @@
 
 %define islsover 19
 Name:           isl
-Version:        0.19
+Version:        0.20
 Release:        0
 Summary:        Integer Set Library
 License:        MIT