diff --git a/tutorials/java/Polygons/gradle/libs.versions.toml b/tutorials/java/Polygons/gradle/libs.versions.toml
index 9a2212484..2f71523f3 100644
--- a/tutorials/java/Polygons/gradle/libs.versions.toml
+++ b/tutorials/java/Polygons/gradle/libs.versions.toml
@@ -6,7 +6,7 @@ versionCode = "1"
 versionName = "1.0"
 appcompat = "1.7.0"
 playServicesMaps = "19.0.0"
-kotlinBom = "2.0.0"
+kotlinBom = "2.1.0"
 junit = "4.13.2"
 androidxTestExtJunit = "1.2.1"
 espressoCore = "3.6.1"