diff --git a/packages/builders/src/components/selectMenu/ChannelSelectMenu.ts b/packages/builders/src/components/selectMenu/ChannelSelectMenu.ts
index 28a7c1edf994..35dfb9a53a0b 100644
--- a/packages/builders/src/components/selectMenu/ChannelSelectMenu.ts
+++ b/packages/builders/src/components/selectMenu/ChannelSelectMenu.ts
@@ -70,14 +70,17 @@ export class ChannelSelectMenuBuilder extends BaseSelectMenuBuilder<APIChannelSe
 	 * @param channels - The channels to add
 	 */
 	public addDefaultChannels(...channels: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(channels).map((id) => ({
-			id,
-			type: SelectMenuDefaultValueType.Channel as const,
-		}));
-
+		const normalizedValues = normalizeArray(channels);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
-		this.data.default_values.push(...normalizedValues);
+
+		this.data.default_values.push(
+			...normalizedValues.map((id) => ({
+				id,
+				type: SelectMenuDefaultValueType.Channel as const,
+			})),
+		);
+
 		return this;
 	}
 
@@ -87,13 +90,14 @@ export class ChannelSelectMenuBuilder extends BaseSelectMenuBuilder<APIChannelSe
 	 * @param channels - The channels to set
 	 */
 	public setDefaultChannels(...channels: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(channels).map((id) => ({
+		const normalizedValues = normalizeArray(channels);
+		optionsLengthValidator.parse(normalizedValues.length);
+
+		this.data.default_values = normalizedValues.map((id) => ({
 			id,
 			type: SelectMenuDefaultValueType.Channel as const,
 		}));
 
-		optionsLengthValidator.parse(normalizedValues.length);
-		this.data.default_values = normalizedValues;
 		return this;
 	}
 
diff --git a/packages/builders/src/components/selectMenu/MentionableSelectMenu.ts b/packages/builders/src/components/selectMenu/MentionableSelectMenu.ts
index 82b709e846b2..b577822e9e0a 100644
--- a/packages/builders/src/components/selectMenu/MentionableSelectMenu.ts
+++ b/packages/builders/src/components/selectMenu/MentionableSelectMenu.ts
@@ -45,14 +45,17 @@ export class MentionableSelectMenuBuilder extends BaseSelectMenuBuilder<APIMenti
 	 * @param roles - The roles to add
 	 */
 	public addDefaultRoles(...roles: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(roles).map((id) => ({
-			id,
-			type: SelectMenuDefaultValueType.Role as const,
-		}));
-
+		const normalizedValues = normalizeArray(roles);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
-		this.data.default_values.push(...normalizedValues);
+
+		this.data.default_values.push(
+			...normalizedValues.map((id) => ({
+				id,
+				type: SelectMenuDefaultValueType.Role as const,
+			})),
+		);
+
 		return this;
 	}
 
@@ -62,14 +65,17 @@ export class MentionableSelectMenuBuilder extends BaseSelectMenuBuilder<APIMenti
 	 * @param users - The users to add
 	 */
 	public addDefaultUsers(...users: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(users).map((id) => ({
-			id,
-			type: SelectMenuDefaultValueType.User as const,
-		}));
-
+		const normalizedValues = normalizeArray(users);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
-		this.data.default_values.push(...normalizedValues);
+
+		this.data.default_values.push(
+			...normalizedValues.map((id) => ({
+				id,
+				type: SelectMenuDefaultValueType.User as const,
+			})),
+		);
+
 		return this;
 	}
 
@@ -85,8 +91,8 @@ export class MentionableSelectMenuBuilder extends BaseSelectMenuBuilder<APIMenti
 		>
 	) {
 		const normalizedValues = normalizeArray(values);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
 		this.data.default_values.push(...normalizedValues);
 		return this;
 	}
diff --git a/packages/builders/src/components/selectMenu/RoleSelectMenu.ts b/packages/builders/src/components/selectMenu/RoleSelectMenu.ts
index bd5801ce10a3..f3ae4ab01421 100644
--- a/packages/builders/src/components/selectMenu/RoleSelectMenu.ts
+++ b/packages/builders/src/components/selectMenu/RoleSelectMenu.ts
@@ -44,14 +44,17 @@ export class RoleSelectMenuBuilder extends BaseSelectMenuBuilder<APIRoleSelectCo
 	 * @param roles - The roles to add
 	 */
 	public addDefaultRoles(...roles: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(roles).map((id) => ({
-			id,
-			type: SelectMenuDefaultValueType.Role as const,
-		}));
-
+		const normalizedValues = normalizeArray(roles);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
-		this.data.default_values.push(...normalizedValues);
+
+		this.data.default_values.push(
+			...normalizedValues.map((id) => ({
+				id,
+				type: SelectMenuDefaultValueType.Role as const,
+			})),
+		);
+
 		return this;
 	}
 
@@ -61,13 +64,14 @@ export class RoleSelectMenuBuilder extends BaseSelectMenuBuilder<APIRoleSelectCo
 	 * @param roles - The roles to set
 	 */
 	public setDefaultRoles(...roles: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(roles).map((id) => ({
+		const normalizedValues = normalizeArray(roles);
+		optionsLengthValidator.parse(normalizedValues.length);
+
+		this.data.default_values = normalizedValues.map((id) => ({
 			id,
 			type: SelectMenuDefaultValueType.Role as const,
 		}));
 
-		optionsLengthValidator.parse(normalizedValues.length);
-		this.data.default_values = normalizedValues;
 		return this;
 	}
 }
diff --git a/packages/builders/src/components/selectMenu/UserSelectMenu.ts b/packages/builders/src/components/selectMenu/UserSelectMenu.ts
index aff23d339f40..1d32583ab095 100644
--- a/packages/builders/src/components/selectMenu/UserSelectMenu.ts
+++ b/packages/builders/src/components/selectMenu/UserSelectMenu.ts
@@ -44,14 +44,17 @@ export class UserSelectMenuBuilder extends BaseSelectMenuBuilder<APIUserSelectCo
 	 * @param users - The users to add
 	 */
 	public addDefaultUsers(...users: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(users).map((id) => ({
-			id,
-			type: SelectMenuDefaultValueType.User as const,
-		}));
-
+		const normalizedValues = normalizeArray(users);
+		optionsLengthValidator.parse((this.data.default_values?.length ?? 0) + normalizedValues.length);
 		this.data.default_values ??= [];
-		optionsLengthValidator.parse(this.data.default_values.length + normalizedValues.length);
-		this.data.default_values.push(...normalizedValues);
+
+		this.data.default_values.push(
+			...normalizedValues.map((id) => ({
+				id,
+				type: SelectMenuDefaultValueType.User as const,
+			})),
+		);
+
 		return this;
 	}
 
@@ -61,13 +64,14 @@ export class UserSelectMenuBuilder extends BaseSelectMenuBuilder<APIUserSelectCo
 	 * @param users - The users to set
 	 */
 	public setDefaultUsers(...users: RestOrArray<Snowflake>) {
-		const normalizedValues = normalizeArray(users).map((id) => ({
+		const normalizedValues = normalizeArray(users);
+		optionsLengthValidator.parse(normalizedValues.length);
+
+		this.data.default_values = normalizedValues.map((id) => ({
 			id,
 			type: SelectMenuDefaultValueType.User as const,
 		}));
 
-		optionsLengthValidator.parse(normalizedValues.length);
-		this.data.default_values = normalizedValues;
 		return this;
 	}
 }