diff --git a/public/script.js b/public/script.js
index dbd823e87..9c83563a9 100644
--- a/public/script.js
+++ b/public/script.js
@@ -104,6 +104,7 @@ import {
     loadNovelSettings,
     nai_settings,
     setNovelData,
+    adjustNovelInstructionPrompt,
 } from "./scripts/nai-settings.js";
 
 import {
@@ -2320,6 +2321,10 @@ async function Generate(type, { automatic_trigger, force_name2, resolve, reject,
         abortController = new AbortController();
     }
 
+    if (main_api == 'novel' && quiet_prompt) {
+        quiet_prompt = adjustNovelInstructionPrompt(quiet_prompt);
+    }
+
     // OpenAI doesn't need instruct mode. Use OAI main prompt instead.
     const isInstruct = power_user.instruct.enabled && main_api !== 'openai';
     const isImpersonate = type == "impersonate";
diff --git a/public/scripts/nai-settings.js b/public/scripts/nai-settings.js
index 98284e786..a41daab06 100644
--- a/public/scripts/nai-settings.js
+++ b/public/scripts/nai-settings.js
@@ -572,6 +572,18 @@ function calculateLogitBias() {
     }));
 }
 
+/**
+ * Transforms instruction into compatible format for Novel AI.
+ * 1. Instruction must begin and end with curly braces followed and preceded by a space.
+ * 2. Instruction must not contain square brackets as it serves different purpose in NAI.
+ * @param {string} prompt Original instruction prompt
+ * @returns Processed prompt
+ */
+export function adjustNovelInstructionPrompt(prompt) {
+    const stripedPrompt = prompt.replace(/[\[\]]/g, '').trim();
+    return `{ ${stripedPrompt} }`;
+}
+
 export async function generateNovelWithStreaming(generate_data, signal) {
     const response = await fetch('/generate_novelai', {
         headers: getRequestHeaders(),