diff --git a/deeplearning4j/pom.xml b/deeplearning4j/pom.xml
index 8ec335b184..af65aa7e03 100644
--- a/deeplearning4j/pom.xml
+++ b/deeplearning4j/pom.xml
@@ -40,12 +40,12 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>${sl4j.version}</version>
+            <version>${slf4j.version}</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>
-            <version>${sl4j.version}</version>
+            <version>${slf4j.version}</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.datavec/datavec-api -->
         <dependency>