diff --git a/calculator/pom.xml b/calculator/pom.xml
index dd69f1f..ede633a 100644
--- a/calculator/pom.xml
+++ b/calculator/pom.xml
@@ -25,7 +25,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.11</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<!-- servlet-api이다. tomcat에 배포될 경우엔 사용되지 않도록 하기 위해서 scope를 provided로 설정하였다. -->
@@ -80,7 +80,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>