diff --git a/pom.xml b/pom.xml
index 13ba450..776731c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,7 +92,7 @@
     <dependency>
       <groupId>org.fhir</groupId>
       <artifactId>ucum</artifactId>
-      <version>1.0.2</version>
+      <version>1.0.9</version>
     </dependency>
 
     <dependency>