diff --git a/hydra-main/pom.xml b/hydra-main/pom.xml
index 5bca2450b..a5893f2fb 100644
--- a/hydra-main/pom.xml
+++ b/hydra-main/pom.xml
@@ -137,7 +137,7 @@
     <dependency>
       <groupId>com.mchange</groupId>
       <artifactId>c3p0</artifactId>
-      <version>0.9.5.2</version>
+      <version>0.9.5.4</version>
     </dependency>
     <dependency>
       <groupId>com.fasterxml.jackson.jaxrs</groupId>