diff --git a/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts b/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts
index 637b1a10..ac5f8632 100644
--- a/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts
+++ b/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts
@@ -2,13 +2,13 @@ import { Snowflake } from "discord.js";
 import { GuildPluginData } from "knub";
 import z from "zod/v4";
 import { TemplateSafeValueContainer } from "../../../templateFormatter.js";
-import { convertDelayStringToMS, noop, zDelayString, zSnowflake } from "../../../utils.js";
+import { convertDelayStringToMS, noop, zBoundedCharacters, zDelayString } from "../../../utils.js";
 import { ActionError } from "../ActionError.js";
 import { CustomEventsPluginType, TCustomEvent } from "../types.js";
 
 export const zMakeRoleMentionableAction = z.strictObject({
   type: z.literal("make_role_mentionable"),
-  role: zSnowflake,
+  role: zBoundedCharacters(0, 100),
   timeout: zDelayString,
 });
 export type TMakeRoleMentionableAction = z.infer<typeof zMakeRoleMentionableAction>;
diff --git a/backend/src/plugins/CustomEvents/actions/messageAction.ts b/backend/src/plugins/CustomEvents/actions/messageAction.ts
index 645483ef..4f46a512 100644
--- a/backend/src/plugins/CustomEvents/actions/messageAction.ts
+++ b/backend/src/plugins/CustomEvents/actions/messageAction.ts
@@ -2,14 +2,14 @@ import { Snowflake, TextChannel } from "discord.js";
 import { GuildPluginData } from "knub";
 import z from "zod/v4";
 import { TemplateSafeValueContainer, renderTemplate } from "../../../templateFormatter.js";
-import { zBoundedCharacters, zSnowflake } from "../../../utils.js";
+import { zBoundedCharacters } from "../../../utils.js";
 import { ActionError } from "../ActionError.js";
 import { catchTemplateError } from "../catchTemplateError.js";
 import { CustomEventsPluginType } from "../types.js";
 
 export const zMessageAction = z.strictObject({
   type: z.literal("message"),
-  channel: zSnowflake,
+  channel: zBoundedCharacters(0, 100),
   content: zBoundedCharacters(0, 4000),
 });
 export type TMessageAction = z.infer<typeof zMessageAction>;
diff --git a/backend/src/plugins/CustomEvents/actions/moveToVoiceChannelAction.ts b/backend/src/plugins/CustomEvents/actions/moveToVoiceChannelAction.ts
index ebc83383..deac4517 100644
--- a/backend/src/plugins/CustomEvents/actions/moveToVoiceChannelAction.ts
+++ b/backend/src/plugins/CustomEvents/actions/moveToVoiceChannelAction.ts
@@ -3,7 +3,7 @@ import { GuildPluginData } from "knub";
 import z from "zod/v4";
 import { canActOn } from "../../../pluginUtils.js";
 import { TemplateSafeValueContainer, renderTemplate } from "../../../templateFormatter.js";
-import { resolveMember, zBoundedCharacters, zSnowflake } from "../../../utils.js";
+import { resolveMember, zBoundedCharacters } from "../../../utils.js";
 import { ActionError } from "../ActionError.js";
 import { catchTemplateError } from "../catchTemplateError.js";
 import { CustomEventsPluginType, TCustomEvent } from "../types.js";
@@ -11,7 +11,7 @@ import { CustomEventsPluginType, TCustomEvent } from "../types.js";
 export const zMoveToVoiceChannelAction = z.strictObject({
   type: z.literal("move_to_vc"),
   target: zBoundedCharacters(0, 100),
-  channel: zSnowflake,
+  channel: zBoundedCharacters(0, 100),
 });
 export type TMoveToVoiceChannelAction = z.infer<typeof zMoveToVoiceChannelAction>;
 
diff --git a/backend/src/plugins/CustomEvents/actions/setChannelPermissionOverrides.ts b/backend/src/plugins/CustomEvents/actions/setChannelPermissionOverrides.ts
index 39cb5e3e..aa57d2eb 100644
--- a/backend/src/plugins/CustomEvents/actions/setChannelPermissionOverrides.ts
+++ b/backend/src/plugins/CustomEvents/actions/setChannelPermissionOverrides.ts
@@ -2,13 +2,13 @@ import { PermissionsBitField, PermissionsString, Snowflake } from "discord.js";
 import { GuildPluginData } from "knub";
 import z from "zod/v4";
 import { TemplateSafeValueContainer } from "../../../templateFormatter.js";
-import { zSnowflake } from "../../../utils.js";
+import { zBoundedCharacters, zSnowflake } from "../../../utils.js";
 import { ActionError } from "../ActionError.js";
 import { CustomEventsPluginType, TCustomEvent } from "../types.js";
 
 export const zSetChannelPermissionOverridesAction = z.strictObject({
   type: z.literal("set_channel_permission_overrides"),
-  channel: zSnowflake,
+  channel: zBoundedCharacters(0, 100),
   overrides: z
     .array(
       z.strictObject({