diff --git a/build/version.txt b/build/version.txt
index 84f6b06..fcffdda 100644
--- a/build/version.txt
+++ b/build/version.txt
@@ -6,4 +6,4 @@
 #   Patch: Backwards compatible bug fixes only
 #   -Suffix (optional): a hyphen followed by a string denoting a pre-release version (rc1, rc2, etc.)
 
-9.0.0
+10.0.0-rc1