diff --git a/pom.xml b/pom.xml
index 687beda..73c5b21 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,17 +83,17 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.6</version>
+      <version>0.8</version>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-avatica</artifactId>
-      <version>0.6</version>
+      <version>0.8</version>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>linq4j</artifactId>
-      <version>0.2</version>
+      <version>0.4</version>
     </dependency>
     <dependency>
       <groupId>net.sf.opencsv</groupId>