diff --git a/yarn.lock b/yarn.lock
index 044627b..cd5cabe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -892,83 +892,63 @@
 
 "@knit/common-tasks@link:src/packages/@knit/common-tasks":
   version "0.0.0"
-  uid ""
 
 "@knit/danger-plugin-prerelease@link:src/packages/@knit/danger-plugin-prerelease":
   version "0.0.0"
-  uid ""
 
 "@knit/depcheck@link:src/packages/@knit/depcheck":
   version "0.0.0"
-  uid ""
 
 "@knit/find-dependencies@link:src/packages/@knit/find-dependencies":
   version "0.0.0"
-  uid ""
 
 "@knit/find-modified-packages@link:src/packages/@knit/find-modified-packages":
   version "0.0.0"
-  uid ""
 
 "@knit/find-packages@link:src/packages/@knit/find-packages":
   version "0.0.0"
-  uid ""
 
 "@knit/find-unpublished-packages@link:src/packages/@knit/find-unpublished-packages":
   version "0.0.0"
-  uid ""
 
 "@knit/get-package-name@link:src/packages/@knit/get-package-name":
   version "0.0.0"
-  uid ""
 
 "@knit/git-branch-semver@link:src/packages/@knit/git-branch-semver":
   version "0.0.0"
-  uid ""
 
 "@knit/git-commit-sha@link:src/packages/@knit/git-commit-sha":
   version "0.0.0"
-  uid ""
 
 "@knit/is-scoped@link:src/packages/@knit/is-scoped":
   version "0.0.0"
-  uid ""
 
 "@knit/knit-core@link:src/packages/@knit/knit-core":
   version "0.0.0"
-  uid ""
 
 "@knit/knit@link:src/packages/@knit/knit":
   version "0.0.0"
-  uid ""
 
 "@knit/latest-version@link:src/packages/@knit/latest-version":
   version "0.0.0"
-  uid ""
 
 "@knit/logger@link:src/packages/@knit/logger":
   version "0.0.0"
-  uid ""
 
 "@knit/needle@link:src/packages/@knit/needle":
   version "0.0.0"
-  uid ""
 
 "@knit/nice-errors@link:src/packages/@knit/nice-errors":
   version "0.0.0"
-  uid ""
 
 "@knit/nps-scripts@link:src/packages/@knit/nps-scripts":
   version "0.0.0"
-  uid ""
 
 "@knit/path-join@link:src/packages/@knit/path-join":
   version "0.0.0"
-  uid ""
 
 "@knit/read-pkg@link:src/packages/@knit/read-pkg":
   version "0.0.0"
-  uid ""
 
 "@octokit/endpoint@^5.5.0":
   version "5.5.1"
@@ -1187,9 +1167,9 @@ acorn-walk@^6.0.1:
   integrity sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==
 
 acorn@^6.0.1:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.0.tgz#b659d2ffbafa24baf5db1cdbb2c94a983ecd2784"
-  integrity sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.1.tgz#531e58ba3f51b9dacb9a6646ca4debf5b14ca474"
+  integrity sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==
 
 acorn@^7.1.0:
   version "7.1.0"