diff --git a/dev/ci/Certificates.cer b/dev/ci/Certificates.cer
new file mode 100644
index 0000000000..58bd390a02
Binary files /dev/null and b/dev/ci/Certificates.cer differ
diff --git a/dev/ci/setup-host b/dev/ci/setup-host
index b2af86c8fc..02eba8e159 100755
--- a/dev/ci/setup-host
+++ b/dev/ci/setup-host
@@ -36,6 +36,7 @@ if [ "${GITHUB_ACTIONS:-false}" = "true" ]; then
         if [ "$OS" = "macos" ]; then
             brew update
             brew install ccache
+            security import "$PASSENGER_ROOT/dev/ci/Certificates.cer"
         fi
 
 	echo