diff --git a/NEWS.md b/NEWS.md
index 0468d24444..030b0eb757 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -19,7 +19,7 @@ The following bundled gems are promoted from default gems.
 * pstore 0.1.4
 * benchmark 0.4.0
 * logger 1.6.5
-* rdoc 6.11.0
+* rdoc 6.12.0
 * win32ole 1.9.1
 * irb 1.15.1
 * reline 0.6.0
diff --git a/gems/bundled_gems b/gems/bundled_gems
index bf5b9ce602..478e0e7d72 100644
--- a/gems/bundled_gems
+++ b/gems/bundled_gems
@@ -39,7 +39,7 @@ ostruct             0.6.1   https://github.com/ruby/ostruct
 pstore              0.1.4   https://github.com/ruby/pstore b563c4d354615e12a6fa54ffaa4ed711c3d1ba9f
 benchmark           0.4.0   https://github.com/ruby/benchmark
 logger              1.6.5   https://github.com/ruby/logger
-rdoc                6.11.0  https://github.com/ruby/rdoc
+rdoc                6.12.0  https://github.com/ruby/rdoc
 win32ole            1.9.1   https://github.com/ruby/win32ole
 irb                 1.15.1  https://github.com/ruby/irb 6bb53630c3398b2042fb99d5232c68399491d338
 reline              0.6.0   https://github.com/ruby/reline defcd36c0b6e6648333d4b9ab5923eb4e543615e