diff --git a/build.gradle b/build.gradle
index 1f4cbbb0b..ee5b2f63c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,8 +30,8 @@ ext {
   spark_version = "3.1.1"
   ok_http3_version = "4.11.0"
   junit_version = "5.11.0"
-  iceberg_1_2_version = "1.2.0.20"
-  iceberg_1_5_version = "1.5.2.17"
+  iceberg_1_2_version = "1.2.0.21"
+  iceberg_1_5_version = "1.5.2.18"
   otel_agent_version = "2.12.0" // Bundles OTel SDK 1.47.0
   otel_annotations_version = "2.12.0" // Match agent version
 }