diff --git a/.travis.yml b/.travis.yml
index 2a86e35be0..a9117d190f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -73,6 +73,7 @@ branches:
     - ruby_2_2
     - ruby_2_3
     - ruby_2_4
+    - ruby_2_5
     - /^feature\//
     - /^bug\//
 
diff --git a/version.h b/version.h
index e474bbc85e..ddb904cbb0 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.5.1"
 #define RUBY_RELEASE_DATE "2018-03-29"
-#define RUBY_PATCHLEVEL 57
+#define RUBY_PATCHLEVEL 58
 
 #define RUBY_RELEASE_YEAR 2018
 #define RUBY_RELEASE_MONTH 3