diff --git a/pom.xml b/pom.xml
index 702585c..e565e69 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,13 +10,12 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>8</java.version>
+        <java.version>1.8</java.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <commons-lang3.version>3.13.0</commons-lang3.version>
-        <guava.version>32.1.3-jre</guava.version>
-        <google-jsr305.version>3.0.2</google-jsr305.version>
-        <joda-time.version>2.12.5</joda-time.version>
+        <commons-lang3.version>3.16.0</commons-lang3.version>
+        <guava.version>33.2.1-jre</guava.version>
+        <joda-time.version>2.12.7</joda-time.version>
     </properties>
 
     <dependencies>
@@ -32,12 +31,6 @@
             <version>${commons-lang3.version}</version>
         </dependency>
 
-        <dependency>
-            <groupId>com.google.code.findbugs</groupId>
-            <artifactId>jsr305</artifactId>
-            <version>${google-jsr305.version}</version>
-        </dependency>
-
         <dependency>
             <groupId>joda-time</groupId>
             <artifactId>joda-time</artifactId>
@@ -75,7 +68,21 @@
             <version>5.8.25</version>
             <scope>test</scope>
         </dependency>
-
+        
+        <!-- Jackson -->
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>2.13.5</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.datatype</groupId>
+            <artifactId>jackson-datatype-jsr310</artifactId>
+            <version>2.13.5</version>
+            <scope>test</scope>
+        </dependency>
+        <!-- Gson -->
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>