diff --git a/java_tools/proxy_server/build.gradle b/java_tools/proxy_server/build.gradle
index 80051d76c1..983a918ee7 100644
--- a/java_tools/proxy_server/build.gradle
+++ b/java_tools/proxy_server/build.gradle
@@ -6,7 +6,8 @@ dependencies {
     implementation project(':logging-api')
     implementation project(':ecu_io')
 
-    implementation global_libs.javaxJson
+    // todo: what's the relationship with global_libs.javaxJson?
+    implementation 'org.glassfish:javax.json:1.1.4'
     implementation 'org.takes:takes:1.20'
 
     implementation group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.13.3'