diff --git a/README.md b/README.md
index 8d386f3..24f286f 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ Thanks for your donation! We'll get the greatest power from your encourage!
 
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-[1. Introductions](./README.md#1-introductions)
+[1. Introduction](./README.md#1-introduction)
 
 [1-1. System Environment (Versions)](./README.md#1-1-system-environment-versions)
 
@@ -241,7 +241,7 @@ Screenshot of the macOS-Mojave Themed Desktop: Run WPS-ARM64-Edition-App (A Chin
 
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-## 1. Introductions
+## 1. Introduction
 
 Don't ask a question about using a 64-bit OS for the Raspberry Pi and what's the difference between 64-bit & 32-bit OS?