diff --git a/packages/core/package.json b/packages/core/package.json
index a0847cb..9583116 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -30,7 +30,7 @@
   "author": "Tony Garnock-Jones <tonyg@leastfixedpoint.com>",
   "dependencies": {
     "@preserves/core": ">=0.20.2",
-    "@preserves/schema": ">=0.21.9",
+    "@preserves/schema": ">=0.21.10",
     "salty-crypto": "0.3.1"
   }
 }
diff --git a/packages/create/template/package.json b/packages/create/template/package.json
index 29e6222..4c72fe6 100644
--- a/packages/create/template/package.json
+++ b/packages/create/template/package.json
@@ -4,7 +4,7 @@
   "license": "GPL-3.0+",
   "devDependencies": {
     "@preserves/core": ">=0.20",
-    "@preserves/schema": ">=0.21.9",
+    "@preserves/schema": ">=0.21.10",
     "@syndicate-lang/ts-plugin": "*",
     "@syndicate-lang/tsc": "*",
     "rollup": "^2.60",
diff --git a/packages/fs/package.json b/packages/fs/package.json
index a32a360..665fc89 100644
--- a/packages/fs/package.json
+++ b/packages/fs/package.json
@@ -28,7 +28,7 @@
   },
   "dependencies": {
     "@preserves/core": ">=0.20.2",
-    "@preserves/schema": ">=0.21.9",
+    "@preserves/schema": ">=0.21.10",
     "@syndicate-lang/core": "^0.14.0",
     "@syndicate-lang/service": "^0.14.0",
     "chokidar": "^3.5.3"
diff --git a/yarn.lock b/yarn.lock
index 9edc739..717eb12 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1422,10 +1422,10 @@
   resolved "https://registry.yarnpkg.com/@preserves/core/-/core-0.20.6.tgz#700feffdb25e21b2c817ab8816aefc6620534881"
   integrity sha512-SC7NTpkw4Aajs57A7rgRtL8xLAktFFDDQ0OvAKtdc59oDNw606uu2OD6gVTm+R6oLqOCRDre47ndJNEaEHESIA==
 
-"@preserves/schema@>=0.21.9":
-  version "0.21.9"
-  resolved "https://registry.yarnpkg.com/@preserves/schema/-/schema-0.21.9.tgz#a96f75192841cf302fb74b1e936e1d57d2b09130"
-  integrity sha512-dD7gw7gS68zVlm/JiEb45SxM4tsFtkQTAbQKqLelK81X4wMJ3TeUv1qL0dUzyA7ho9wqznpZoOTK0EEnxB5gIA==
+"@preserves/schema@>=0.21.10":
+  version "0.21.10"
+  resolved "https://registry.yarnpkg.com/@preserves/schema/-/schema-0.21.10.tgz#b3a4f071660df65b3c287c58df0ed6fe37f3c301"
+  integrity sha512-j2duJsLku1P2ASqzdsMR4hKYeca6xNth4mBgfg65ZAmgxHRhVI/IusXasGESCiGEj2GI0SkNQcNPhqctAtx6FQ==
   dependencies:
     "@preserves/core" "^0.20.6"
     "@types/glob" "^7.1"