diff --git a/.browserslistrc b/.browserslistrc
index 7d674db..6cadd2e 100644
--- a/.browserslistrc
+++ b/.browserslistrc
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 [production]
 node >= 20.9.0
diff --git a/.dockerignore b/.dockerignore
index 8fd2a2e..18bde3d 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Locals
 
diff --git a/.env.vault b/.env.vault
index cb5e1c6..397b532 100644
--- a/.env.vault
+++ b/.env.vault
@@ -8,12 +8,12 @@ DOTENV_VAULT_MAIN="3rfi+ClkONvfHPiU9FTBcC1+Um/L8QeM9dRw1jFzEqzZXw=="
 DOTENV_VAULT_MAIN_VERSION=1
 
 # dev
-DOTENV_VAULT_DEV="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"
-DOTENV_VAULT_DEV_VERSION=307
+DOTENV_VAULT_DEV="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"
+DOTENV_VAULT_DEV_VERSION=309
 
 # ci
-DOTENV_VAULT_CI="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"
-DOTENV_VAULT_CI_VERSION=307
+DOTENV_VAULT_CI="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"
+DOTENV_VAULT_CI_VERSION=309
 
 # stage
 DOTENV_VAULT_STAGE="bfqZYD8oVLWMZ0JR5LICV+sB/btaXavszxZLxTfwSH8U5fg="
diff --git a/.gitattributes b/.gitattributes
index 0f3a1fc..c0e44c2 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Default
 
diff --git a/.gitignore b/.gitignore
index abc7008..3df5838 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Locals
 
diff --git a/.npmignore b/.npmignore
index fddf777..ba060ca 100644
--- a/.npmignore
+++ b/.npmignore
@@ -25,7 +25,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Locals
 
diff --git a/.prettierignore b/.prettierignore
index d57a20d..6284956 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Packages
 
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 97d91da..c211b16 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -7,7 +7,7 @@
  * @note This entire file will be updated automatically.
  * @note Instead of editing here, please review `./settings.mjs`.
  *
- * Last generated using `./settings.mjs` Apr 4, 2024 11:57 PM UTC.
+ * Last generated using `./settings.mjs` Apr 5, 2024 12:10 AM UTC.
  */
 {
     "editor.formatOnType": false,
diff --git a/.vscodeignore b/.vscodeignore
index 29a8fbb..8be2758 100644
--- a/.vscodeignore
+++ b/.vscodeignore
@@ -17,7 +17,7 @@
 # Generated data.
 # <generated:start>
 
-# Last generated Apr 4, 2024 11:57 PM UTC.
+# Last generated Apr 5, 2024 12:10 AM UTC.
 
 # Locals
 
diff --git a/package-lock.json b/package-lock.json
index f0f897b..481afb9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@clevercanyon/utilities.cfw",
-    "version": "1.0.306",
+    "version": "1.0.307",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@clevercanyon/utilities.cfw",
-            "version": "1.0.306",
+            "version": "1.0.307",
             "cpu": [
                 "x64",
                 "arm64"
@@ -1033,9 +1033,9 @@
             }
         },
         "node_modules/@clevercanyon/utilities.cfw": {
-            "version": "1.0.306",
-            "resolved": "https://registry.npmjs.org/@clevercanyon/utilities.cfw/-/utilities.cfw-1.0.306.tgz",
-            "integrity": "sha512-A7Q0zTqbJEdhcJGONPdH+QzMYNCgQOwGgxDOelzKLP3QPM/BldpyPdZEhnJ4re13gFVvU9PjJlmZS3VNRmggcg==",
+            "version": "1.0.307",
+            "resolved": "https://registry.npmjs.org/@clevercanyon/utilities.cfw/-/utilities.cfw-1.0.307.tgz",
+            "integrity": "sha512-if7fN2uKFbZghpFk75jsRAQ9uPP9JPbjiWw5tblFgLbmog2LKMn9EdSRUZnadCvQpeffUpx9gtRze72pbu+HVA==",
             "cpu": [
                 "x64",
                 "arm64"
diff --git a/package.json b/package.json
index 644b2f9..97e24e9 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
     "publishConfig": {
         "access": "public"
     },
-    "version": "1.0.307",
+    "version": "1.0.308",
     "license": "GPL-3.0-or-later",
     "name": "@clevercanyon/utilities.cfw",
     "description": "Utilities for JavaScript apps running in a Cloudflare Worker environment.",
diff --git a/src/api.ts b/src/api.ts
index 5b928ea..ca68d33 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -15,10 +15,9 @@ export type JSONResponsePayload<Type extends object = object> = $type.ReadonlyDe
     data?: Type;
 }>;
 export type CatchThrownOptions = {
+    thrown: unknown;
     responseType: 'none' | 'json';
     responseConfig: $http.ResponseConfig;
-
-    thrown: unknown;
     expectedCauses: string[];
 };
 
@@ -29,12 +28,12 @@ export type CatchThrownOptions = {
  * @param thrown  Thrown; e.g., error, response.
  * @param options {@see CatchThrownOptions}.
  */
-export const catchThrown = async (rcData: $type.$cfw.RequestContextData, thrown: unknown, options: CatchThrownOptions): Promise<void> => {
-    if ($is.response(thrown)) throw thrown;
-
+export const catchThrown = async (rcData: $type.$cfw.RequestContextData, options: CatchThrownOptions): Promise<void> => {
     const { auditLogger } = rcData,
         opts = $obj.defaults({}, options) as Required<CatchThrownOptions>,
-        { responseType, responseConfig, expectedCauses } = opts;
+        { thrown, responseType, responseConfig, expectedCauses } = opts;
+
+    if ($is.response(thrown)) throw thrown;
 
     const message = $error.safeMessageFrom(thrown, {
         expectedCauses,
@@ -49,9 +48,6 @@ export const catchThrown = async (rcData: $type.$cfw.RequestContextData, thrown:
     responseConfig.sMaxAge = 0;
     responseConfig.staleAge = 0;
 
-    responseConfig.cacheVersion = 'none';
-    responseConfig.varyOn = [];
-
     responseConfig.headers = {};
     responseConfig.appendHeaders = {};
 
diff --git a/tsconfig.json b/tsconfig.json
index 0af743c..76b6cef 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,7 +7,7 @@
  * @note This entire file will be updated automatically.
  * @note Instead of editing here, please review `./tsconfig.mjs`.
  *
- * Last generated using `./tsconfig.mjs` Apr 4, 2024 11:57 PM UTC.
+ * Last generated using `./tsconfig.mjs` Apr 5, 2024 12:10 AM UTC.
  */
 {
     "include": ["./src/**/*", "./dev-types.d.ts"],
diff --git a/wrangler.toml b/wrangler.toml
index 7d25cbf..abefed4 100644
--- a/wrangler.toml
+++ b/wrangler.toml
@@ -7,7 +7,7 @@
 # @note This entire file will be updated automatically.
 # @note Instead of editing here, please review `./wrangler.mjs`.
 #
-# Last generated using `./wrangler.mjs` Apr 4, 2024 11:57 PM UTC.
+# Last generated using `./wrangler.mjs` Apr 5, 2024 12:10 AM UTC.
 ##
 
 send_metrics = false