diff --git a/lib/entry-points.js b/lib/entry-points.js
index 56ff81be2..0c950ec4b 100644
--- a/lib/entry-points.js
+++ b/lib/entry-points.js
@@ -174821,17 +174821,6 @@ async function applyIncrementalAnalysisSettings(config, hasDiffRanges, codeql, l
     });
   }
 }
-async function parseConfigInput({ logger: logger2, features }, configInput) {
-  if (configInput === void 0) {
-    return void 0;
-  }
-  return parseUserConfig(
-    logger2,
-    "`config` input",
-    configInput,
-    await features.getValue("validate_db_config" /* ValidateDbConfig */)
-  );
-}
 async function determineUserConfig(action, tempDir, inputs) {
   if (inputs.configInput !== void 0) {
     const computedConfigPath = userConfigFromActionPath(tempDir);
@@ -186371,9 +186360,12 @@ async function run3(actionState) {
     const rawLanguages = getRawLanguagesNoAutodetect(
       getOptionalInput("languages")
     );
-    const configInput = await parseConfigInput(
-      actionStateWithFeatures,
-      getOptionalInput("config")
+    const rawConfigInput = getOptionalInput("config");
+    const configInput = rawConfigInput === void 0 ? void 0 : parseUserConfig(
+      logger2,
+      "`config` input",
+      rawConfigInput,
+      await features.getValue("validate_db_config" /* ValidateDbConfig */)
     );
     const queriesInput = getOptionalInput("queries");
     const otherLanguagePacksReason = getOtherLanguagePacksReason({
diff --git a/src/config-utils.test.ts b/src/config-utils.test.ts
index c757f4f95..88d61b5cc 100644
--- a/src/config-utils.test.ts
+++ b/src/config-utils.test.ts
@@ -2347,40 +2347,6 @@ test("applyIncrementalAnalysisSettings: adds exclusions for diff-informed-only r
   ]);
 });
 
-test("parseConfigInput - returns undefined when the input isn't set", async (t) => {
-  await callee(configUtils.parseConfigInput)
-    .withArgs(undefined)
-    .passes(t.is, undefined);
-});
-
-test("parseConfigInput - parses the input as YAML", async (t) => {
-  await callee(configUtils.parseConfigInput)
-    .withArgs(simpleConfigFileContents)
-    .passes(t.deepEqual, {
-      name: "my config",
-      queries: [{ uses: "./foo_file" }],
-    });
-});
-
-test("parseConfigInput - throws a ConfigurationError naming the input if it isn't valid YAML", async (t) => {
-  await callee(configUtils.parseConfigInput)
-    .withArgs("queries: [")
-    .throws(t, {
-      instanceOf: ConfigurationError,
-      message: /^Cannot parse "`config` input"/,
-    });
-});
-
-test("parseConfigInput - throws a ConfigurationError naming the input if validation fails", async (t) => {
-  await callee(configUtils.parseConfigInput)
-    .withFeatures([Feature.ValidateDbConfig])
-    .withArgs("queries: 1")
-    .throws(t, {
-      instanceOf: ConfigurationError,
-      message: /^The configuration file "`config` input" is invalid/,
-    });
-});
-
 test("determineUserConfig - empty config when neither input is specified", async (t) => {
   await withTmpDir(async (tmpDir) => {
     const target = callee(configUtils.determineUserConfig)
diff --git a/src/config-utils.ts b/src/config-utils.ts
index ec5d03eea..46640c344 100644
--- a/src/config-utils.ts
+++ b/src/config-utils.ts
@@ -1044,29 +1044,6 @@ export async function applyIncrementalAnalysisSettings(
   }
 }
 
-/**
- * Parses the `config` input, which contains a configuration in YAML.
- *
- * @returns The configuration, or `undefined` if the input isn't set. Unless configuration validation
- *   is enabled, the configuration might not be a mapping.
- * @throws A `ConfigurationError` if the input isn't valid YAML or, when configuration validation is
- *   enabled, isn't a valid configuration.
- */
-export async function parseConfigInput(
-  { logger, features }: ActionState<["Logger", "FeatureFlags"]>,
-  configInput: string | undefined,
-): Promise<UserConfig | undefined> {
-  if (configInput === undefined) {
-    return undefined;
-  }
-  return parseUserConfig(
-    logger,
-    "`config` input",
-    configInput,
-    await features.getValue(Feature.ValidateDbConfig),
-  );
-}
-
 /**
  * Determines where to load the `UserConfig` for the CLI from and loads it.
  *
diff --git a/src/init-action.ts b/src/init-action.ts
index 2b3c95e0b..31414bd80 100644
--- a/src/init-action.ts
+++ b/src/init-action.ts
@@ -23,6 +23,7 @@ import {
   shouldRestoreCache,
 } from "./caching-utils";
 import { CodeQL } from "./codeql";
+import { parseUserConfig } from "./config/db-config";
 import { getConfigFileInput } from "./config/file";
 import { ComputedInput, getToolsInput } from "./config/inputs";
 import * as configUtils from "./config-utils";
@@ -306,10 +307,16 @@ async function run(
     const rawLanguages = configUtils.getRawLanguagesNoAutodetect(
       getOptionalInput("languages"),
     );
-    const configInput = await configUtils.parseConfigInput(
-      actionStateWithFeatures,
-      getOptionalInput("config"),
-    );
+    const rawConfigInput = getOptionalInput("config");
+    const configInput =
+      rawConfigInput === undefined
+        ? undefined
+        : parseUserConfig(
+            logger,
+            "`config` input",
+            rawConfigInput,
+            await features.getValue(Feature.ValidateDbConfig),
+          );
     const queriesInput = getOptionalInput("queries");
     const otherLanguagePacksReason = getOtherLanguagePacksReason({
       configFile,