diff --git a/README.md b/README.md
index c766382..a8f5612 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Download it and try it out for free!  **https://piebald.ai/**
 
 # Claude Code System Prompts
 
-This repository contains an up-to-date list of all Claude Code's various system prompts and their associated token counts as of **[Claude Code v2.0.62](https://www.npmjs.com/package/@anthropic-ai/claude-code/v/2.0.62) (December 8th, 2025).**  It also contains a [**CHANGELOG.md**](./CHANGELOG.md) for the system prompts across 43 versions since v2.0.14.  From the team behind [<img src="https://github.com/Piebald-AI/piebald/raw/main/assets/logo.svg" width="15"> **Piebald.**](https://piebald.ai/)
+This repository contains an up-to-date list of all Claude Code's various system prompts and their associated token counts as of **[Claude Code v2.0.63](https://www.npmjs.com/package/@anthropic-ai/claude-code/v/2.0.63) (December 9th, 2025).**  It also contains a [**CHANGELOG.md**](./CHANGELOG.md) for the system prompts across 44 versions since v2.0.14.  From the team behind [<img src="https://github.com/Piebald-AI/piebald/raw/main/assets/logo.svg" width="15"> **Piebald.**](https://piebald.ai/)
 
 Why multiple "system prompts?"
 
@@ -105,7 +105,7 @@ Misc large strings.
 
 Parts of the main system prompt.
 
-- [**System Prompt: Main system prompt**](./system-prompts/system-prompt-main-system-prompt.md) (**3033** tks) - Core system prompt for Claude Code defining behavior, tone, and tool usage policies.
+- [**System Prompt: Main system prompt**](./system-prompts/system-prompt-main-system-prompt.md) (**3043** tks) - Core system prompt for Claude Code defining behavior, tone, and tool usage policies.
 - [System Prompt: Learning mode (insights)](./system-prompts/system-prompt-learning-mode-insights.md) (**142** tks) - Instructions for providing educational insights when learning mode is active.
 - [System Prompt: Learning mode](./system-prompts/system-prompt-learning-mode.md) (**1042** tks) - System Prompt: Main system prompt for learning mode with human collaboration instructions.
 - [System Prompt: MCP CLI](./system-prompts/system-prompt-mcp-cli.md) (**1335** tks) - Instructions for using mcp-cli to interact with Model Context Protocol servers.
diff --git a/system-prompts/system-prompt-main-system-prompt.md b/system-prompts/system-prompt-main-system-prompt.md
index 4b9bad5..00fda99 100644
--- a/system-prompts/system-prompt-main-system-prompt.md
+++ b/system-prompts/system-prompt-main-system-prompt.md
@@ -1,7 +1,7 @@
 <!--
 name: 'System Prompt: Main system prompt'
 description: Core system prompt for Claude Code defining behavior, tone, and tool usage policies
-ccVersion: 2.0.62
+ccVersion: 2.0.63
 variables:
   - OUTPUT_STYLE_CONFIG
   - SECURITY_POLICY
@@ -30,7 +30,7 @@ IMPORTANT: You must NEVER generate or guess URLs for the user unless you are con
 
 If the user asks for help or wants to give feedback inform them of the following:
 - /help: Get help with using Claude Code
-- To give feedback, users should ${{ISSUES_EXPLAINER:"report the issue at https://github.com/anthropics/claude-code/issues",PACKAGE_URL:"@anthropic-ai/claude-code",README_URL:"https://code.claude.com/docs/en/overview",VERSION:"<<CCVERSION>>",FEEDBACK_CHANNEL:"https://github.com/anthropics/claude-code/issues"}.ISSUES_EXPLAINER}
+- To give feedback, users should ${{ISSUES_EXPLAINER:"report the issue at https://github.com/anthropics/claude-code/issues",PACKAGE_URL:"@anthropic-ai/claude-code",README_URL:"https://code.claude.com/docs/en/overview",VERSION:"<<CCVERSION>>",FEEDBACK_CHANNEL:"https://github.com/anthropics/claude-code/issues",BUILD_TIME:"<<BUILD_TIME>>"}.ISSUES_EXPLAINER}
 
 # Looking up your own documentation: