Update to 1.8.0rc1.
Change-Id: Iaa10fd5a20be2ef84aca0119306c44669d87cc5d
diff --git a/include/ceres/ceres.h b/include/ceres/ceres.h
index 7552a68..fca4907 100644
--- a/include/ceres/ceres.h
+++ b/include/ceres/ceres.h
@@ -34,8 +34,8 @@
#ifndef CERES_PUBLIC_CERES_H_
#define CERES_PUBLIC_CERES_H_
-#define CERES_VERSION 1.7.0
-#define CERES_ABI_VERSION 1.7.0
+#define CERES_VERSION 1.8.0
+#define CERES_ABI_VERSION 1.8.0
#include "ceres/autodiff_cost_function.h"
#include "ceres/autodiff_local_parameterization.h"