diff --git a/pom.xml b/pom.xml
index c6b70f9..b512415 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.2.0</version>
+      <version>1.3.15</version>
     </dependency>
     <dependency>
       <groupId>org.mongodb</groupId>
@@ -54,7 +54,7 @@
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.3</version>
+      <version>1.3.1</version>
     </dependency>
     <dependency>
       <groupId>commons-codec</groupId>
@@ -74,7 +74,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-math3</artifactId>
-      <version>3.6</version>
+      <version>3.6.1</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
@@ -86,13 +86,13 @@
     <dependency>
       <groupId>org.xerial.snappy</groupId>
       <artifactId>snappy-java</artifactId>
-      <version>1.1.8.4</version>
+      <version>1.1.10.4</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/com.github.luben/zstd-jni -->
     <dependency>
       <groupId>com.github.luben</groupId>
       <artifactId>zstd-jni</artifactId>
-      <version>1.4.9-1</version>
+      <version>1.4.9-5</version>
     </dependency>
   </dependencies>