diff --git a/.cirrus.yml b/.cirrus.yml
index 69342ae031..f287d23c5b 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -20,7 +20,7 @@ macos_task:
   osx_instance:
     image: mojave-base
   install_script:
-    - brew install pkg-config python gnu-sed glib pixman make sdl2
+    - brew install pkg-config python gnu-sed glib pixman make sdl2 bash
   script:
     - mkdir build
     - cd build
@@ -33,7 +33,7 @@ macos_xcode_task:
     # this is an alias for the latest Xcode
     image: mojave-xcode
   install_script:
-    - brew install pkg-config gnu-sed glib pixman make sdl2
+    - brew install pkg-config gnu-sed glib pixman make sdl2 bash
   script:
     - mkdir build
     - cd build