diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index eda6e147ed2ddf24c165d6fa5aceda47321dd353..286e9d5d8811029a47e8ff9a42be3bfd56d49fdb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,7 +6,7 @@ variables:
 
   # Sequential version number of all cached things.
   # Bump to invalidate GitLab CI cache.
-  CACHE_REV: 8
+  CACHE_REV: 10
 
   # Disable shallow clones; they break our linting rules
   GIT_DEPTH: 0
diff --git a/mk/get-win32-tarballs.py b/mk/get-win32-tarballs.py
index 1ee05800514d7824942369afd003701fa535f96c..4b11c36116076dd36beeeebdb152ab24043d5eb4 100755
--- a/mk/get-win32-tarballs.py
+++ b/mk/get-win32-tarballs.py
@@ -8,7 +8,7 @@ import argparse
 import sys
 from sys import stderr
 
-TARBALL_VERSION = '0.7'
+TARBALL_VERSION = '0.8'
 BASE_URL = "https://downloads.haskell.org/ghc/mingw/{}".format(TARBALL_VERSION)
 DEST = Path('ghc-tarballs/mingw-w64')
 ARCHS = ['x86_64', 'sources']