diff --git a/java_console/io/build.gradle b/java_console/io/build.gradle
index 198b830447..8d48f1e068 100644
--- a/java_console/io/build.gradle
+++ b/java_console/io/build.gradle
@@ -21,7 +21,7 @@ dependencies {
     api project(':core_io')
     api project(':logging')
 
-    implementation group: 'com.fazecast', name: 'jSerialComm', version: '2.10.1'
+    implementation group: 'com.fazecast', name: 'jSerialComm', version: '2.9.3'
     implementation group: 'tel.schich', name: 'javacan-core', version: '3.2.0'
     implementation global_libs.json
     implementation ts_plugin_libs.httpclient