diff --git a/CuraEngine-3.6.19.obscpio b/CuraEngine-3.6.19.obscpio
deleted file mode 100644
index af300d2..0000000
--- a/CuraEngine-3.6.19.obscpio
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:952f1cc0c6f9c9149fd5891a070edc758bb29fb516737560ef93a3a4bbe4bb6b
-size 4338188
diff --git a/CuraEngine-3.6.20.obscpio b/CuraEngine-3.6.20.obscpio
new file mode 100644
index 0000000..2566f0f
--- /dev/null
+++ b/CuraEngine-3.6.20.obscpio
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d6c0bf41a89f4e31b5918c666b0922a78f2317437862ce06179f5277e7516e71
+size 4338188
diff --git a/CuraEngine.obsinfo b/CuraEngine.obsinfo
index dc73500..238a3d8 100644
--- a/CuraEngine.obsinfo
+++ b/CuraEngine.obsinfo
@@ -1,5 +1,5 @@
 name: CuraEngine
-version: 3.6.19
+version: 3.6.20
 mtime: 1560420755
 commit: ec6a1a0f0aa387ef97e5c106633cf8d7fb9cd00d
 
diff --git a/_service b/_service
index 20c7619..a57955f 100644
--- a/_service
+++ b/_service
@@ -2,8 +2,8 @@
   <service name="obs_scm" mode="disabled">
     <param name="url">https://code.alephobjects.com/diffusion/CTE/cura-engine.git</param>
     <param name="scm">git</param>
-    <param name="revision">v3.6.19</param>
-    <param name="version">3.6.19</param>
+    <param name="revision">v3.6.20</param>
+    <param name="version">3.6.20</param>
     <param name="submodules">disable</param>
     <param name="filename">CuraEngine</param>
   </service>
diff --git a/cura-engine-lulzbot.changes b/cura-engine-lulzbot.changes
index 868d400..7df6f89 100644
--- a/cura-engine-lulzbot.changes
+++ b/cura-engine-lulzbot.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Oct  7 11:46:54 UTC 2019 - Adrian Schröter <adrian@suse.de>
+
+- update to version 3.6.20
+  * no code changes
+
 -------------------------------------------------------------------
 Thu Sep  5 08:31:23 UTC 2019 - Adrian Schröter <adrian@suse.de>
 
diff --git a/cura-engine-lulzbot.spec b/cura-engine-lulzbot.spec
index b05a342..e973c75 100644
--- a/cura-engine-lulzbot.spec
+++ b/cura-engine-lulzbot.spec
@@ -17,7 +17,7 @@
 
 
 Name:           cura-engine-lulzbot
-Version:        3.6.19
+Version:        3.6.20
 Release:        0
 Summary:        3D printer control software
 License:        AGPL-3.0-only