diff --git a/code/MohRptDao/pom.xml b/code/MohRptDao/pom.xml
index a67c56e..fb51309 100644
--- a/code/MohRptDao/pom.xml
+++ b/code/MohRptDao/pom.xml
@@ -8,7 +8,7 @@
 	<properties>
 		<spring.version>4.1.4.RELEASE</spring.version>
 		<hibernate.version>4.3.8-Final</hibernate.version>
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<slf4j.version>1.7.10</slf4j.version>
 	</properties>
 
diff --git a/code/MohRptEntity/pom.xml b/code/MohRptEntity/pom.xml
index 6bd67a4..dfe66db 100644
--- a/code/MohRptEntity/pom.xml
+++ b/code/MohRptEntity/pom.xml
@@ -13,7 +13,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
 		<!-- Logging -->
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<slf4j.version>1.7.10</slf4j.version>
 
 		<!-- Test -->
diff --git a/code/MohRptFacade/pom.xml b/code/MohRptFacade/pom.xml
index f1dd0c2..87750f0 100644
--- a/code/MohRptFacade/pom.xml
+++ b/code/MohRptFacade/pom.xml
@@ -14,7 +14,7 @@
 
 
 		<!-- Logging -->
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<slf4j.version>1.7.10</slf4j.version>
 
 		<!-- Test -->
diff --git a/code/MohRptService/pom.xml b/code/MohRptService/pom.xml
index 70c42f6..70c3e2f 100644
--- a/code/MohRptService/pom.xml
+++ b/code/MohRptService/pom.xml
@@ -12,7 +12,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
 		<!-- Logging -->
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<slf4j.version>1.7.10</slf4j.version>
 
 		<!-- Test -->
diff --git a/code/MohRptWeb/pom.xml b/code/MohRptWeb/pom.xml
index 409fb1f..6f62021 100644
--- a/code/MohRptWeb/pom.xml
+++ b/code/MohRptWeb/pom.xml
@@ -12,7 +12,7 @@
 		<spring.version>5.2.9.RELEASE</spring.version>
 		<org.aspectj-version>1.6.10</org.aspectj-version>
 		<!-- Log4j -->
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<!-- Slf4j -->
 		<slf4j.version>1.7.10</slf4j.version>
 		<!-- Jackson -->
diff --git a/code/pom.xml b/code/pom.xml
index 8b8a249..91bfcf9 100644
--- a/code/pom.xml
+++ b/code/pom.xml
@@ -25,7 +25,7 @@
 		<junit.version>4.13.1</junit.version>
 		<mysql-connector-java.version>5.1.25</mysql-connector-java.version>
 		<!-- Log4j -->
-		<log4j.version>2.13.3</log4j.version>
+		<log4j.version>2.17.1</log4j.version>
 		<mockito-all.version>1.9.5</mockito-all.version>
 		<javax.mail.version>1.4</javax.mail.version>
 		<javax.activation.version>1.1.1</javax.activation.version>