diff --git a/Formula/mongo-c-driver.rb b/Formula/mongo-c-driver.rb
index 1e74f5333af49..91ddc64c27300 100644
--- a/Formula/mongo-c-driver.rb
+++ b/Formula/mongo-c-driver.rb
@@ -1,8 +1,8 @@
 class MongoCDriver < Formula
   desc "C driver for MongoDB"
   homepage "https://github.com/mongodb/mongo-c-driver"
-  url "https://github.com/mongodb/mongo-c-driver/releases/download/1.9.3/mongo-c-driver-1.9.3.tar.gz"
-  sha256 "c2c94ef63aaa09efabcbadc4ac3c8740faa102266bdd2559d550f1955b824398"
+  url "https://github.com/mongodb/mongo-c-driver/releases/download/1.9.4/mongo-c-driver-1.9.4.tar.gz"
+  sha256 "910c2f1b2e3df4d0ea39c2f242160028f90fcb8201f05339a730ec4ba70811fb"
 
   bottle do
     cellar :any