diff --git a/NEWS.md b/NEWS.md
index 002b82ca04..8f2a74a099 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -73,7 +73,7 @@ The following bundled gems are updated.
 * rbs 3.9.2
 * bigdecimal 3.1.9
 * syslog 0.3.0
-* csv 3.3.3
+* csv 3.3.4
 * repl_type_completor 0.1.11
 
 ## Supported platforms
diff --git a/gems/bundled_gems b/gems/bundled_gems
index 7c8f4f919d..869b5cb853 100644
--- a/gems/bundled_gems
+++ b/gems/bundled_gems
@@ -33,7 +33,7 @@ rinda               0.2.0   https://github.com/ruby/rinda
 drb                 2.2.1   https://github.com/ruby/drb
 nkf                 0.2.0   https://github.com/ruby/nkf
 syslog              0.3.0   https://github.com/ruby/syslog
-csv                 3.3.3   https://github.com/ruby/csv e0874e47e2730dacccdb0c534a2cdc073d3bdaea
+csv                 3.3.4   https://github.com/ruby/csv
 repl_type_completor 0.1.11  https://github.com/ruby/repl_type_completor
 ostruct             0.6.1   https://github.com/ruby/ostruct
 pstore              0.2.0   https://github.com/ruby/pstore