diff --git a/Makefile b/Makefile
index afaf38e..9094130 100644
--- a/Makefile
+++ b/Makefile
@@ -2,16 +2,61 @@ CROSS_COMPILE ?=
 CC := $(CROSS_COMPILE)gcc
 STRIP := $(CROSS_COMPILE)strip
 CFLAGS += -g -Wall -Iip2region
-LIBS = 
+LIBS = -static
 BIN := denyip
 
+
+# 检测操作系统并设置相应的变量
+OS := $(shell if cat /etc/issue | grep -i 'ubuntu' >/dev/null 2>&1; then \
+            echo ubuntu; \
+        elif test -f /etc/debian_version; then \
+            echo debian; \
+        elif test -f /etc/centos-release; then \
+            echo centos; \
+        else \
+            echo unsupported; \
+        fi)
+
+OS_VER := $(shell if [ "$(OS)" = "ubuntu" ]; then \
+               cat /etc/issue | head -n1 | awk '{print $$2}'; \
+           elif [ "$(OS)" = "debian" ]; then \
+               cat /etc/debian_version; \
+           elif [ "$(OS)" = "centos" ]; then \
+               cat /etc/centos-release | grep -o -E '[0-9.]{3,}' 2>/dev/null; \
+           else \
+               echo "N/A"; \
+           fi)
+
+KERNEL := $(shell uname -sr)
+ARCH := $(shell uname -m)
+
+
+
 # 使用shell命令获取库的链接选项
-LIBPCAP := $(shell pkg-config --libs --static libpcap)
+ifeq ($(OS), centos)
+	LIBPCAP := /usr/lib64/libpcap.so
+	LIBS = 
+else
+	LIBPCAP := $(shell pkg-config --libs --static libpcap)
+endif 
 LIBCAP := $(shell pkg-config --libs --static libcap)
 LIBIPSET := $(shell pkg-config --libs --static libipset)
 
 all: $(BIN)  # 默认目标
 
+# 系统信息打印目标
+info:
+	@echo "Operating System: $(OS)"
+	@echo "OS Version: $(OS_VER)"
+	@echo "Kernel Version: $(KERNEL)"
+	@echo "Architecture: $(ARCH)"
+	@echo "Compiler: $(CC)"
+	@echo "CFLAGS: $(CFLAGS)"
+	@echo "Libraries: $(LIBS)"
+	@echo "LIBPCAP: $(LIBPCAP)"
+	@echo "LIBCAP: $(LIBCAP)"
+	@echo "LIBIPSET: $(LIBIPSET)"
+
 ipquery:  # Go 构建目标
 	cd IP_region_query && CGO_ENABLED=0 go build -ldflags '-w -s'
 
diff --git a/README.md b/README.md
index 34787d4..6c8efa7 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,12 @@ sudo apt update
 sudo apt install build-essential golang libpcap-dev libcap-dev libsystemd-dev
 ```
 
+在 Centos 7 系统上安装所需的开发工具和库：
+
+```bash
+yum install ipset-devel libattr-devel libpcap-devel libcap-devel
+```
+
 ### 下载项目
 
 克隆项目仓库：
diff --git a/cap.o b/cap.o
index 1e8f84b..9c3cab1 100644
Binary files a/cap.o and b/cap.o differ
diff --git a/denyip b/denyip
index 399cedc..438710a 100644
Binary files a/denyip and b/denyip differ