diff --git a/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap b/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
index 5e121a8df6..fc5255305f 100644
--- a/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
+++ b/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
@@ -21883,9 +21883,6 @@ If this is provided then any other \`actionButton*\` properties will be ignored.
 Note that you should still provide an \`onAction\` function in order to handle keyboard submission.",
       "isDefault": false,
       "name": "customPrimaryAction",
-      "systemTags": [
-        "core",
-      ],
     },
     {
       "description": "Use this slot to add secondary actions to the prompt input.",
diff --git a/src/prompt-input/interfaces.ts b/src/prompt-input/interfaces.ts
index 23371f20ee..8dbc44fe52 100644
--- a/src/prompt-input/interfaces.ts
+++ b/src/prompt-input/interfaces.ts
@@ -173,8 +173,6 @@ export interface PromptInputProps
    * Use this to replace the primary action.
    * If this is provided then any other `actionButton*` properties will be ignored.
    * Note that you should still provide an `onAction` function in order to handle keyboard submission.
-   *
-   * @awsuiSystem core
    */
   customPrimaryAction?: React.ReactNode;