diff --git a/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap b/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
index 643e2c1798..4472a8d4a5 100644
--- a/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
+++ b/src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap
@@ -3761,6 +3761,9 @@ When returning \`null\`, the default rendering will be applied for that item.",
       },
       "name": "renderOption",
       "optional": true,
+      "systemTags": [
+        "core",
+      ],
       "type": "AutosuggestProps.ItemRenderer",
     },
     {
@@ -19425,6 +19428,9 @@ For more information, see the
       },
       "name": "renderOption",
       "optional": true,
+      "systemTags": [
+        "core",
+      ],
       "type": "MultiselectProps.MultiselectOptionItemRenderer",
     },
     {
@@ -25670,6 +25676,9 @@ For more information, see the
       },
       "name": "renderOption",
       "optional": true,
+      "systemTags": [
+        "core",
+      ],
       "type": "SelectProps.SelectOptionItemRenderer",
     },
     {
diff --git a/src/autosuggest/interfaces.ts b/src/autosuggest/interfaces.ts
index c77115024e..c0e1c44b60 100644
--- a/src/autosuggest/interfaces.ts
+++ b/src/autosuggest/interfaces.ts
@@ -86,6 +86,8 @@ export interface AutosuggestProps
    * The component still manages focus, keyboard interactions, and selection state, but it no longer applies its default item layout or typography.
    *
    * When returning `null`, the default rendering will be applied for that item.
+   *
+   * @awsuiSystem core
    */
   renderOption?: AutosuggestProps.ItemRenderer;
 
diff --git a/src/multiselect/interfaces.ts b/src/multiselect/interfaces.ts
index e031bfa715..be114947d0 100644
--- a/src/multiselect/interfaces.ts
+++ b/src/multiselect/interfaces.ts
@@ -78,6 +78,8 @@ export interface MultiselectProps extends BaseSelectProps {
   enableSelectAll?: boolean;
   /**
    * Specifies a render function to render custom options in the dropdown menu.
+   *
+   * @awsuiSystem core
    */
   renderOption?: MultiselectProps.MultiselectOptionItemRenderer;
 }
diff --git a/src/select/interfaces.ts b/src/select/interfaces.ts
index 3110860c12..c8fbe799be 100644
--- a/src/select/interfaces.ts
+++ b/src/select/interfaces.ts
@@ -189,6 +189,8 @@ export interface SelectProps extends BaseSelectProps {
   autoFocus?: boolean;
   /**
    * Specifies a render function to render custom options in the dropdown menu or trigger.
+   *
+   * @awsuiSystem core
    */
   renderOption?: SelectProps.SelectOptionItemRenderer;
 }