diff --git a/Makefile b/Makefile
index 65528a9..a57fe0d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VERSION := 1.7.0
+VERSION := 1.7.0-pre1
 BINNAME := solbuild
 
 .PHONY: build