diff --git a/Jenkinsfile b/Jenkinsfile
index 78672fe683..2d9f4e8a4b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -13,6 +13,9 @@ def ci_stages = [
     "Archs": [
         "linux-i386-gcc-6": "openttd/compile-farm-ci:linux-i386-gcc-6",
     ],
+    "OS": [
+        "osx-10.9": "openttd/compile-farm-ci:osx-10.9",
+    ],
 ]
 
 def generateStage(targets) {