diff --git a/pom.xml b/pom.xml
index 13672a4..d965e06 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
     </distributionManagement>
 
     <properties>
-        <version.midpoint>4.8</version.midpoint>
+        <version.midpoint>4.8.4</version.midpoint>
         <version.grpc-java>1.55.1</version.grpc-java>
         <version.protoc>3.22.3</version.protoc>
         <!--
diff --git a/server/src/main/java/jp/openstandia/midpoint/grpc/MidPointGrpcService.java b/server/src/main/java/jp/openstandia/midpoint/grpc/MidPointGrpcService.java
index a18c390..26fc49b 100644
--- a/server/src/main/java/jp/openstandia/midpoint/grpc/MidPointGrpcService.java
+++ b/server/src/main/java/jp/openstandia/midpoint/grpc/MidPointGrpcService.java
@@ -19,8 +19,8 @@
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
 
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpSession;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpSession;
 import javax.xml.namespace.QName;
 import java.lang.invoke.MethodHandles;
 import java.lang.invoke.MethodType;