diff --git a/pbj-core/hiero-dependency-versions/build.gradle.kts b/pbj-core/hiero-dependency-versions/build.gradle.kts
index 8d81b869..0c389f56 100644
--- a/pbj-core/hiero-dependency-versions/build.gradle.kts
+++ b/pbj-core/hiero-dependency-versions/build.gradle.kts
@@ -9,7 +9,7 @@ plugins {
 group = "com.hedera.hashgraph"
 
 val antlr = "4.13.2"
-val grpc = "1.71.0"
+val grpc = "1.72.0"
 val helidon = "4.2.1"
 val protobuf = "4.30.2"
 
@@ -53,7 +53,7 @@ dependencies.constraints {
     // Code generation
     api("org.antlr:antlr4:$antlr")
     api("com.google.protobuf:protoc:$protobuf")
-    api("io.grpc:protoc-gen-grpc-java:1.72.0")
+    api("io.grpc:protoc-gen-grpc-java:$grpc")
 
     // Testing only
     api("com.google.guava:guava:33.4.8-jre") { because("com.google.common") }