diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 7ad85b7f2..a08a3a999 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -6,7 +6,7 @@ jackson = "2.16.1"
 orchid = "0.21.1"
 antlr = "4.13.1"
 kotlinx-coroutines = "1.6.4"
-javafx = "20.0.2"
+javafx = "19.0.2.1"
 npm-yaml = "1.10.0" # yaml
 npm-tuprolog-parserUtils = "0.4.1" # @tuprolog/parser-utils
 npm-syncRequest = "6.1.0" # sync-request
diff --git a/renovate.json b/renovate.json
index bf5ae559c..4061cb43f 100644
--- a/renovate.json
+++ b/renovate.json
@@ -25,6 +25,10 @@
     {
       "matchPackageNames": ["net.sourceforge.plantuml:plantuml"],
       "allowedVersions": "/^1\\./"
+    },
+    {
+      "matchPackagePatterns": ["^org\\.openjfx:javafx-"],
+      "allowedVersions": "/^1\\./"
     }
   ],
   "prConcurrentLimit": 25,