diff --git a/sandwich-contexts-minio/package.yaml b/sandwich-contexts-minio/package.yaml
index 35ea7314..3ab361b1 100644
--- a/sandwich-contexts-minio/package.yaml
+++ b/sandwich-contexts-minio/package.yaml
@@ -1,12 +1,13 @@
 name: sandwich-contexts-minio
 version: 0.1.0.0
 synopsis: Sandwich test contexts for MinIO
+license: BSD3
 description: Please see README.md
 author: Tom McLaughlin
 maintainer: tom@codedown.io
 copyright: 2024 Tom McLaughlin
 dependencies:
-- base
+- base >= 4.11 && < 5
 - sandwich >= 0.3.0.3
 - unliftio
 
diff --git a/sandwich-contexts-minio/sandwich-contexts-minio.cabal b/sandwich-contexts-minio/sandwich-contexts-minio.cabal
index 9d217b02..8e60a746 100644
--- a/sandwich-contexts-minio/sandwich-contexts-minio.cabal
+++ b/sandwich-contexts-minio/sandwich-contexts-minio.cabal
@@ -11,6 +11,7 @@ description:    Please see README.md
 author:         Tom McLaughlin
 maintainer:     tom@codedown.io
 copyright:      2024 Tom McLaughlin
+license:        BSD3
 build-type:     Simple
 
 library
@@ -37,7 +38,7 @@ library
   ghc-options: -Wunused-packages -Wall
   build-depends:
       aeson
-    , base
+    , base >=4.11 && <5
     , containers
     , exceptions
     , filepath