diff --git a/package-lock.json b/package-lock.json
index 9b2866b51..310b5ca6f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -61,7 +61,7 @@
         "runtypes": "6.7.0",
         "simple-runtypes": "7.1.3",
         "spectypes": "2.1.11",
-        "stnl": "1.1.6",
+        "stnl": "1.2.3",
         "succulent": "0.18.1",
         "superstruct": "2.0.2",
         "suretype": "2.4.1",
@@ -8486,10 +8486,12 @@
       "dev": true
     },
     "node_modules/stnl": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/stnl/-/stnl-1.1.6.tgz",
-      "integrity": "sha512-E6tfWe7z8B/1SwMo7lCUOoC940y6d+Y0EfdOaN3yUetkN0O9NZ+XdBirDzPZYQZp65Q33x0r8bnlhjC+YcRpXQ==",
-      "license": "MIT"
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/stnl/-/stnl-1.2.3.tgz",
+      "integrity": "sha512-OJCFqslUf34G0AJuXE1aYPlM9jsxaemS+xK0qT5rMiIlha3Gw4ddycH9bUR2h9LWOezZbZtvstiPsCmn4Uh9nw==",
+      "optionalDependencies": {
+        "@standard-schema/spec": "^1.0.0"
+      }
     },
     "node_modules/string_decoder": {
       "version": "1.3.0",
@@ -16507,9 +16509,12 @@
       "dev": true
     },
     "stnl": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/stnl/-/stnl-1.1.6.tgz",
-      "integrity": "sha512-E6tfWe7z8B/1SwMo7lCUOoC940y6d+Y0EfdOaN3yUetkN0O9NZ+XdBirDzPZYQZp65Q33x0r8bnlhjC+YcRpXQ=="
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/stnl/-/stnl-1.2.3.tgz",
+      "integrity": "sha512-OJCFqslUf34G0AJuXE1aYPlM9jsxaemS+xK0qT5rMiIlha3Gw4ddycH9bUR2h9LWOezZbZtvstiPsCmn4Uh9nw==",
+      "requires": {
+        "@standard-schema/spec": "^1.0.0"
+      }
     },
     "string_decoder": {
       "version": "1.3.0",
diff --git a/package.json b/package.json
index c0953dd52..522dbe637 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "runtypes": "6.7.0",
     "simple-runtypes": "7.1.3",
     "spectypes": "2.1.11",
-    "stnl": "1.1.6",
+    "stnl": "1.2.3",
     "succulent": "0.18.1",
     "superstruct": "2.0.2",
     "suretype": "2.4.1",