diff --git a/circle.yml b/circle.yml
index 535deaa1d4..65902158b3 100644
--- a/circle.yml
+++ b/circle.yml
@@ -17,7 +17,7 @@ dependencies:
     # After installing Homebrew, copy these commands to your shell:
     - brew tap PX4/px4
     - brew update
-    - brew install genromfs gcc-arm-none-eabi ninja
+    - brew install genromfs gcc-arm-none-eabi ninja fastrtps
 
     # Then install the required python packages:
     - sudo -H easy_install pip