diff --git a/package-lock.json b/package-lock.json
index d78efc8..8a8dba1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "@mathigon/fermat",
-  "version": "1.1.11",
+  "version": "1.1.12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@mathigon/fermat",
-      "version": "1.1.11",
+      "version": "1.1.12",
       "license": "MIT",
       "dependencies": {
-        "@mathigon/core": "1.1.12"
+        "@mathigon/core": "1.1.13"
       },
       "devDependencies": {
         "@types/tape": "5.6.1",
@@ -536,9 +536,9 @@
       }
     },
     "node_modules/@mathigon/core": {
-      "version": "1.1.12",
-      "resolved": "https://registry.npmjs.org/@mathigon/core/-/core-1.1.12.tgz",
-      "integrity": "sha512-h4UK5dMnC5h5J1pkMLQAevsqJnnpb8icwDaXvjfn8JITcJ5/2g0LrrHmCWoVtVyzKgzMtAX/yPfMuB41gaKzDg==",
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/@mathigon/core/-/core-1.1.13.tgz",
+      "integrity": "sha512-5flk0MbajXeIQx9yjEHgMcJP5PTewT7tQhnUf3pmogg4EqZnDfHCMxmI4g0EP2b4LXHbZQFFS4qarDI3E3pLSg==",
       "engines": {
         "node": ">=16"
       }
@@ -3820,9 +3820,9 @@
       "dev": true
     },
     "@mathigon/core": {
-      "version": "1.1.12",
-      "resolved": "https://registry.npmjs.org/@mathigon/core/-/core-1.1.12.tgz",
-      "integrity": "sha512-h4UK5dMnC5h5J1pkMLQAevsqJnnpb8icwDaXvjfn8JITcJ5/2g0LrrHmCWoVtVyzKgzMtAX/yPfMuB41gaKzDg=="
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/@mathigon/core/-/core-1.1.13.tgz",
+      "integrity": "sha512-5flk0MbajXeIQx9yjEHgMcJP5PTewT7tQhnUf3pmogg4EqZnDfHCMxmI4g0EP2b4LXHbZQFFS4qarDI3E3pLSg=="
     },
     "@nodelib/fs.scandir": {
       "version": "2.1.5",
diff --git a/package.json b/package.json
index 7f10abb..bf9dc1c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mathigon/fermat",
-  "version": "1.1.11",
+  "version": "1.1.12",
   "license": "MIT",
   "homepage": "https://mathigon.io/fermat",
   "repository": "mathigon/fermat.js",
@@ -35,7 +35,7 @@
     "lint": "eslint . --ext .ts"
   },
   "dependencies": {
-    "@mathigon/core": "1.1.12"
+    "@mathigon/core": "1.1.13"
   },
   "devDependencies": {
     "@types/tape": "5.6.1",