diff --git a/inspector-vc/pom.xml b/inspector-vc/pom.xml
index 841ab84..8545db0 100644
--- a/inspector-vc/pom.xml
+++ b/inspector-vc/pom.xml
@@ -41,7 +41,7 @@
 		<dependency>
 			<groupId>com.danubetech</groupId>
 			<artifactId>key-formats-java</artifactId>
-			<version>2.1-SNAPSHOT</version>
+			<version>1.6-SNAPSHOT</version>
 		</dependency>
 
 		<!-- https://github.com/filip26/iron-verifiable-credentials -->