diff --git a/redaction-service-v1/redaction-service-server-v1/pom.xml b/redaction-service-v1/redaction-service-server-v1/pom.xml
index 6e8610fa..d7673868 100644
--- a/redaction-service-v1/redaction-service-server-v1/pom.xml
+++ b/redaction-service-v1/redaction-service-server-v1/pom.xml
@@ -10,6 +10,9 @@
     </parent>
 
     <artifactId>redaction-service-server-v1</artifactId>
+    <properties>
+        <slf4j.version>1.7.30</slf4j.version>
+    </properties>
 
     <dependencies>
         <dependency>
@@ -68,6 +71,11 @@
             <groupId>org.apache.pdfbox</groupId>
             <artifactId>pdfbox-tools</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>${slf4j.version}</version>
+        </dependency>
         <!-- spring -->
         <dependency>
             <groupId>org.springframework.cloud</groupId>