diff --git a/gradle.properties b/gradle.properties
index a731c0fec9..62d1bd046f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -13,7 +13,7 @@
 # org.gradle.parallel=true
 
 GROUP=com.uber.nullaway
-VERSION_NAME=0.6.5
+VERSION_NAME=0.6.6-SNAPSHOT
 
 POM_DESCRIPTION=A fast annotation-based null checker for Java