diff --git a/internal/domains/product/entities/product_documentation.go b/internal/domains/product/entities/product_documentation.go
index 970cbce..ecf7ef4 100644
--- a/internal/domains/product/entities/product_documentation.go
+++ b/internal/domains/product/entities/product_documentation.go
@@ -59,13 +59,42 @@ func (pd *ProductDocumentation) UpdateContent(requestURL, requestMethod, basicIn
 
 // IncrementVersion 增加版本号
 func (pd *ProductDocumentation) IncrementVersion() {
-	// 简单的版本号递增逻辑，实际项目中可能需要更复杂的版本管理
 	if pd.Version == "" {
 		pd.Version = "1.0"
-	} else {
-		// 这里可以实现更复杂的版本号递增逻辑
-		pd.Version = pd.Version + ".1"
+		return
 	}
+
+	// 解析版本号 major.minor
+	parts := strings.Split(pd.Version, ".")
+	if len(parts) < 2 {
+		// 如果格式不正确，重置为 1.0
+		pd.Version = "1.0"
+		return
+	}
+
+	// 解析 major 和 minor
+	var major, minor int
+	_, err := fmt.Sscanf(parts[0], "%d", &major)
+	if err != nil {
+		pd.Version = "1.0"
+		return
+	}
+	_, err = fmt.Sscanf(parts[1], "%d", &minor)
+	if err != nil {
+		pd.Version = "1.0"
+		return
+	}
+
+	// 递增 minor
+	minor++
+	// 如果 minor 达到 10，则 major +1，minor 重置为 0
+	if minor >= 10 {
+		major++
+		minor = 0
+	}
+
+	// 更新版本号
+	pd.Version = fmt.Sprintf("%d.%d", major, minor)
 }
 
 // Validate 验证文档完整性