diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86916a9..85e7a2d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [12.9.3~ynh1] - 2020-03-27
+
+## Changed
+- upgrade source to upstream <https://github.com/jgraph/drawio/releases/tag/v12.9.3>
+
 ## [12.8.2~ynh2] - 2020-03-27
 
 ### Fixed
diff --git a/README.md b/README.md
index 9f1adfb..eff16c4 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to
 
 diagrams.net lets you create a wide range of diagrams, from simple tree and flow diagrams, to highly technical network, rack and electrical diagrams.
 
-**Shipped version:** 12.8.3
+**Shipped version:** 12.9.3
 
 ## Screenshots
 
diff --git a/conf/app.src b/conf/app.src
index 79706fb..2fa481b 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/jgraph/drawio/archive/v12.8.3.tar.gz
-SOURCE_SUM=4db12442091550c89c9ec876a0600385c2ad896fa8cd293db206fdf9cfe79529
+SOURCE_URL=https://github.com/jgraph/drawio/archive/v12.9.3.tar.gz
+SOURCE_SUM=28ffb1600c72fc89fdd21618e59b55d4736dcb15e1e00c5e0523e4e75e6b3b39
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 52fc1b6..34535d5 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Online diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams.",
         "fr": "Application en ligne qui permet de faire des schémas et du dessin vectoriel."
     },
-    "version": "12.8.3~ynh2",
+    "version": "12.9.3~ynh1",
     "url": "https://www.diagrams.net/",
     "license": "Apache-2.0",
     "maintainer": {