diff --git a/Makefile b/Makefile
index c856fce3..8c7771e6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 RACK_DIR ?= .
 EDITION := Free
 VERSION_MAJOR := 2
-VERSION := $(shell jq -r .version Core.json)
+VERSION := $(VERSION_MAJOR).6.$(shell git rev-parse --short HEAD)
 
 FLAGS += -Iinclude -Idep/include