diff --git a/examples/doc-scan/pom.xml b/examples/doc-scan/pom.xml
index 3b84fd40..8e514e66 100644
--- a/examples/doc-scan/pom.xml
+++ b/examples/doc-scan/pom.xml
@@ -16,6 +16,7 @@
 
   <properties>
     <java.version>1.8</java.version>
+    <snakeyaml.version>1.33</snakeyaml.version>
   </properties>
 
   <dependencies>