diff --git a/etc/core/pom.xml b/etc/core/pom.xml
index a2fd6d9..8139020 100644
--- a/etc/core/pom.xml
+++ b/etc/core/pom.xml
@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>dev.soundness</groupId>
   <artifactId>kaleidoscope-core</artifactId>
-  <version>0.4.0</version>
+  <version>0.5.0</version>
   <licenses>
     <license>
       <name>Apache 2</name>
@@ -25,7 +25,7 @@
     <dependency>
       <groupId>dev.soundness</groupId>
       <artifactId>contingency-core</artifactId>
-      <version>0.4.0</version>
+      <version>0.5.0</version>
     </dependency>
   </dependencies>
   <organization>