diff --git a/dataflow/transforms/pom.xml b/dataflow/transforms/pom.xml
index 833f6554d6d..c9f55d98266 100644
--- a/dataflow/transforms/pom.xml
+++ b/dataflow/transforms/pom.xml
@@ -42,7 +42,7 @@
     <maven-exec-plugin.version>3.0.0</maven-exec-plugin.version>
     <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version>
     <maven-shade-plugin.version>3.2.4</maven-shade-plugin.version>
-    <slf4j.version>1.7.32</slf4j.version>
+    <slf4j.version>1.7.34</slf4j.version>
     <surefire-plugin.version>3.0.0-M5</surefire-plugin.version>
   </properties>