From 6292719d9a0eed8d3708d929060c41b103b51942 Mon Sep 17 00:00:00 2001
From: Kouhei Sutou <kou@clear-code.com>
Date: Sun, 23 Dec 2018 17:23:11 +0900
Subject: Stop to make unreleased Ruby installable

GitHub: fix #150

Reported by MSP-Greg. Thanks!!!
---
 lib/rake/extensiontask.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/rake/extensiontask.rb b/lib/rake/extensiontask.rb
index ac43c37..d85b1a3 100644
--- a/lib/rake/extensiontask.rb
+++ b/lib/rake/extensiontask.rb
@@ -260,7 +260,7 @@ Java extension should be preferred.
           end
           spec.required_ruby_version = [
             ">= #{ruby_api_version(sorted_ruby_versions.first)}",
-            "< #{ruby_api_version(sorted_ruby_versions.last).succ}"
+            "< #{ruby_api_version(sorted_ruby_versions.last).succ}.dev"
           ]
 
           # clear the extensions defined in the specs
-- 
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