diff --git a/samples/grpc/iot-service-java/pom.xml b/samples/grpc/iot-service-java/pom.xml
index 2a53cecff..77dfc2abe 100644
--- a/samples/grpc/iot-service-java/pom.xml
+++ b/samples/grpc/iot-service-java/pom.xml
@@ -18,7 +18,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <akka.version>2.9.2</akka.version>
-        <akka-projection.version>1.5.2</akka-projection.version>
+        <akka-projection.version></akka-projection.version>
         <akka-persistence-r2dbc.version>1.2.3</akka-persistence-r2dbc.version>
         <akka-management.version>1.5.1</akka-management.version>
         <akka-diagnostics.version>2.1.0</akka-diagnostics.version>
diff --git a/samples/grpc/iot-service-scala/build.sbt b/samples/grpc/iot-service-scala/build.sbt
index d7cc5dad1..08871a656 100644
--- a/samples/grpc/iot-service-scala/build.sbt
+++ b/samples/grpc/iot-service-scala/build.sbt
@@ -33,7 +33,7 @@ val AkkaHttpVersion = "10.6.1"
 val AkkaManagementVersion = "1.5.1"
 val AkkaPersistenceR2dbcVersion = "1.2.3"
 val AkkaProjectionVersion =
-  sys.props.getOrElse("akka-projection.version", "1.5.2")
+  sys.props.getOrElse("akka-projection.version", "")
 val AkkaDiagnosticsVersion = "2.1.0"
 
 enablePlugins(AkkaGrpcPlugin)
diff --git a/samples/grpc/local-drone-control-java/pom.xml b/samples/grpc/local-drone-control-java/pom.xml
index b7812132a..367b71926 100644
--- a/samples/grpc/local-drone-control-java/pom.xml
+++ b/samples/grpc/local-drone-control-java/pom.xml
@@ -18,7 +18,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <akka.version>2.9.2</akka.version>
-        <akka-projection.version>1.5.2</akka-projection.version>
+        <akka-projection.version></akka-projection.version>
         <akka-persistence-r2dbc.version>1.2.3</akka-persistence-r2dbc.version>
         <akka-management.version>1.5.1</akka-management.version>
         <akka-diagnostics.version>2.1.0</akka-diagnostics.version>
diff --git a/samples/grpc/local-drone-control-scala/build.sbt b/samples/grpc/local-drone-control-scala/build.sbt
index 473097aa8..75ac32d1e 100644
--- a/samples/grpc/local-drone-control-scala/build.sbt
+++ b/samples/grpc/local-drone-control-scala/build.sbt
@@ -35,7 +35,7 @@ val AkkaHttpVersion = "10.6.1"
 val AkkaManagementVersion = "1.5.1"
 val AkkaPersistenceR2dbcVersion = "1.2.3"
 val AkkaProjectionVersion =
-  sys.props.getOrElse("akka-projection.version", "1.5.2-7-0d14e4fa-20240226-1548-SNAPSHOT")
+  sys.props.getOrElse("akka-projection.version", "1.5.3")
 val AkkaDiagnosticsVersion = "2.1.0"
 
 enablePlugins(AkkaGrpcPlugin)
diff --git a/samples/grpc/shopping-cart-service-scala/build.sbt b/samples/grpc/shopping-cart-service-scala/build.sbt
index d334d2acc..21c4d8872 100644
--- a/samples/grpc/shopping-cart-service-scala/build.sbt
+++ b/samples/grpc/shopping-cart-service-scala/build.sbt
@@ -33,7 +33,7 @@ val AkkaHttpVersion = "10.6.1"
 val AkkaManagementVersion = "1.5.1"
 val AkkaPersistenceR2dbcVersion = "1.2.3"
 val AkkaProjectionVersion =
-  sys.props.getOrElse("akka-projection.version", "1.5.2")
+  sys.props.getOrElse("akka-projection.version", "")
 val AkkaDiagnosticsVersion = "2.1.0"
 
 enablePlugins(AkkaGrpcPlugin)