diff --git a/conf/app.src b/conf/app.src
index 7f06d94..a822bad 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://api.github.com/repos/jgraph/drawio/tarball/v20.7.2
-SOURCE_SUM=3f97c0a6d3466491436281f0c45eee93d07dea5d2f7d9c49a9a2aaccca81551e
+SOURCE_URL=https://api.github.com/repos/jgraph/drawio/tarball/v20.8.3
+SOURCE_SUM=3c318a923cf16a77967cd9bfc0fab2bed63b864c46bb4f96ece38500693648a9
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 8d0a194..7681291 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": "20.7.2~ynh1",
+    "version": "20.8.3~ynh1",
     "url": "https://www.diagrams.net/",
     "upstream": {
         "license": "Apache-2.0",