diff --git a/pom.xml b/pom.xml
index d1f9e7b..dc7f695 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,25 +51,25 @@
             <dependency>
                 <groupId>org.apache.commons</groupId>
                 <artifactId>commons-lang3</artifactId>
-                <version>${commons.lang3.version}</version>
+                <version>3.6</version>
             </dependency>
 
             <dependency>
                 <groupId>org.apache.commons</groupId>
                 <artifactId>commons-collections4</artifactId>
-                <version>${commons.collections4.version}</version>
+                <version>4.1</version>
             </dependency>
 
             <dependency>
                 <groupId>commons-io</groupId>
                 <artifactId>commons-io</artifactId>
-                <version>${commons.io.version}</version>
+                <version>2.14.0</version>
             </dependency>
 
             <dependency>
                 <groupId>org.springframework</groupId>
                 <artifactId>spring-context</artifactId>
-                <version>${spring.version}</version>
+                <version>5.3.39</version>
                 <scope>provided</scope>
             </dependency>
         </dependencies>