diff --git a/core/pom.xml b/core/pom.xml
index 8cf3cc525..211ba6a92 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -140,7 +140,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-jdk14</artifactId>
-            <version>2.0.13</version>
+            <version>2.0.16</version>
         </dependency>
 
         <!-- snakeyaml is present in Bungee, Spigot, so we could use this independent implementation -->
@@ -154,7 +154,7 @@
         <dependency>
             <groupId>org.yaml</groupId>
             <artifactId>snakeyaml</artifactId>
-            <version>2.2</version>
+            <version>2.3</version>
         </dependency>
 
         <!--Floodgate for Xbox Live Authentication-->
diff --git a/pom.xml b/pom.xml
index ad2e1a704..2d2e0f1a2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -106,7 +106,7 @@
             <plugin>
                 <groupId>com.mycila</groupId>
                 <artifactId>license-maven-plugin</artifactId>
-                <version>4.5</version>
+                <version>4.6</version>
                 <configuration>
                     <licenseSets>
                         <licenseSet>
@@ -134,7 +134,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-checkstyle-plugin</artifactId>
-                <version>3.4.0</version>
+                <version>3.5.0</version>
                 <configuration>
                     <configLocation>checkstyle.xml</configLocation>
                     <consoleOutput>true</consoleOutput>
@@ -145,7 +145,7 @@
                     <dependency>
                         <groupId>com.puppycrawl.tools</groupId>
                         <artifactId>checkstyle</artifactId>
-                        <version>10.17.0</version>
+                        <version>10.18.2</version>
                     </dependency>
                 </dependencies>
                 <executions>
@@ -162,7 +162,7 @@
             <!-- Require newer versions for Junit5 support -->
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.5.0</version>
                 <configuration>
                     <!-- Work-around to make multi-release classes discoverable
                     https://issues.apache.org/jira/browse/SUREFIRE-1731 -->
diff --git a/velocity/pom.xml b/velocity/pom.xml
index 69745f945..09cb667a7 100644
--- a/velocity/pom.xml
+++ b/velocity/pom.xml
@@ -179,7 +179,7 @@
         <dependency>
             <groupId>org.mariadb.jdbc</groupId>
             <artifactId>mariadb-java-client</artifactId>
-            <version>3.4.0</version>
+            <version>3.4.1</version>
             <exclusions>
                 <!-- Exclude JNA implementation for WAFFLE - Windows Authentication Framework (mariadb)-->
                 <exclusion>