diff --git a/mise.toml b/mise.toml
index bd7c4e533..857ef0a79 100644
--- a/mise.toml
+++ b/mise.toml
@@ -5,6 +5,7 @@ idiomatic_version_file_enable_tools = ["node"]
 python = '3.11'
 go = '1.25'
 java = "prefix:corretto-20"
+gradle = "8.2.1"   # Match Dockerfile GRADLE_VERSION
 dotnet = "6.0"  # Match jsii-superchain DOTNET_CHANNEL
 uv = "0.11.19" # Used by the pipx backend
 "pipx:pipenv" = "latest"