diff --git a/parent/pom.xml b/parent/pom.xml
index c5023ecf..f3a8ba58 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -90,7 +90,7 @@
 		<assertj>3.6.2</assertj>
 		<cdi>1.0</cdi>
 		<commons-io>2.5</commons-io>
-		<guava>21.0</guava>
+		<guava>19.0</guava>
 		<hamcrest>1.3</hamcrest>
 		<jackson>2.8.7</jackson>
 		<jacoco>0.7.9</jacoco>