diff --git a/g11n-ws/build.gradle b/g11n-ws/build.gradle
index 747a1134d..ae1988846 100644
--- a/g11n-ws/build.gradle
+++ b/g11n-ws/build.gradle
@@ -77,7 +77,7 @@ subprojects{
         gcpGcsVersion = "26.70.0"
         grpcVersion = "1.76.0"
         swaggerVersion = "3.0.0"
-        icu4jVersion = "60.3"
+        icu4jVersion = "77.1"
 
     	buildRelease = 'beta'
     	remoteServer = ""