set rubocop ruby version to 2.6

ruby · Dec 30, 2018 · 67d4f1c · 67d4f1c
1 parent 799d847
commit 67d4f1c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.rubocop.yml b/.rubocop.yml
@@ -1,5 +1,5 @@
 AllCops:
-  TargetRubyVersion: 2.3
+  TargetRubyVersion: 2.6
   DisabledByDefault: true
   Exclude:
     - doc/**/*.rb