diff --git a/protocol/package.json b/protocol/package.json
index ef178757aa..04b57b0298 100644
--- a/protocol/package.json
+++ b/protocol/package.json
@@ -20,7 +20,9 @@
         "test:crate": "f() { npm run docker -- \"cd crates/$1 && cargo test\" ;}; f",
         "test:crate:all": "eval $(npm --silent run ls:crates | xargs -I {} printf 'npm run test:crate -- {}\n' | sed ':a;N;$!ba;s/\\n/ \\&\\& /g')",
         "test": "npm run test:crate:all && npm run test:contract:all",
-        "clean": "npm run docker -- cargo clean",
+        "clean": "npm run clean:target && npm run clean:cache",
+        "clean:target": "npm run docker -- cargo clean",
+        "clean:cache": "rm -rf cargo-cache/*",
         "rustfmt": "eval $(npm --silent run ls:all | xargs -I {} printf 'npm run docker -- \"cd {} && cargo fmt --all -- --check\"\n' | sed ':a;N;$!ba;s/\\n/ \\&\\& /g')",
         "clippy": "eval $(npm --silent run ls:all | xargs -I {} printf 'npm run docker -- \"cd {} && cargo clippy -- -D warnings -A clippy::too_many_arguments\"\n' | sed ':a;N;$!ba;s/\\n/ \\&\\& /g')",
         "ls:crates": "f() { cd crates && find . -maxdepth 1 | tr -d '.' | tr -d '/' | tail -n +2 ;}; f",