diff --git a/java-1.8.0-openjdk.yaml b/java-1.8.0-openjdk.yaml
index 28fd865..8ee865d 100644
--- a/java-1.8.0-openjdk.yaml
+++ b/java-1.8.0-openjdk.yaml
@@ -1,4 +1,4 @@
 version_control: hg
 src_repo: http://hg.openjdk.java.net/aarch64-port/jdk8u-shenandoah
 tag_prefix: jdk8u
-seperator: -
+seperator: "-"