diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5afe384..4638fa9a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## `1.1.5` (2022-02-23)
+
+### Bug Fixes
+- Fix panic when query sector size
+
 ## `1.1.4` (2022-02-13)
 
 ### Bug Fixes
diff --git a/Cargo.lock b/Cargo.lock
index 8341c701..52f86114 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2011,7 +2011,7 @@ dependencies = [
 
 [[package]]
 name = "serverbee-deploy"
-version = "1.1.4"
+version = "1.1.5"
 dependencies = [
  "anyhow",
  "auto-launch",
@@ -2034,7 +2034,7 @@ dependencies = [
 
 [[package]]
 name = "serverbee-web"
-version = "1.1.4"
+version = "1.1.5"
 dependencies = [
  "actix",
  "actix-codec",
diff --git a/README.md b/README.md
index 878d3045..72cbc40b 100644
--- a/README.md
+++ b/README.md
@@ -46,11 +46,11 @@ From [Release Page](https://github.com/ZingerLittleBee/server_bee-backend/releas
 ```bash
 # tips: download the corresponding version according to the system architecture
 # macOS
-wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.3/serverbee-deploy-x86_64-apple-darwin.zip
+wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.5/serverbee-deploy-x86_64-apple-darwin.zip
 unzip serverbee-deploy-x86_64-apple-darwin.zip
 
 # Linux
-wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.3/serverbee-deploy-x86_64-unknown-linux-musl.zip
+wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.5/serverbee-deploy-x86_64-unknown-linux-musl.zip
 unzip serverbee-deploy-x86_64-unknown-linux-musl.zip
 
 # default port is 9527
diff --git a/README.zh-CN.md b/README.zh-CN.md
index fe291479..ce73e73d 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -45,11 +45,11 @@ iOS 应用 [ServerBee](https://apps.apple.com/us/app/serverbee/id6443553714) 的
 ```bash
 # 注意根据系统架构下载对应版本
 # macOS
-wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.3/serverbee-deploy-x86_64-apple-darwin.zip
+wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.5/serverbee-deploy-x86_64-apple-darwin.zip
 unzip serverbee-deploy-x86_64-apple-darwin.zip
 
 # Linux
-wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.3/serverbee-deploy-x86_64-unknown-linux-musl.zip
+wget https://github.com/ZingerLittleBee/server_bee-backend/releases/download/v1.1.5/serverbee-deploy-x86_64-unknown-linux-musl.zip
 unzip serverbee-deploy-x86_64-unknown-linux-musl.zip
 
 # 默认端口是 9527
diff --git a/deploy/Cargo.toml b/deploy/Cargo.toml
index 8aa62523..9fdd5d98 100644
--- a/deploy/Cargo.toml
+++ b/deploy/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "serverbee-deploy"
-version = "1.1.4"
+version = "1.1.5"
 edition = "2021"
 
 [features]
diff --git a/web/Cargo.toml b/web/Cargo.toml
index 053f06d1..e0244145 100644
--- a/web/Cargo.toml
+++ b/web/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "serverbee-web"
-version = "1.1.4"
+version = "1.1.5"
 edition = "2021"
 
 [features]
diff --git a/web/src/system_info.rs b/web/src/system_info.rs
index e2fb1069..43870bc0 100644
--- a/web/src/system_info.rs
+++ b/web/src/system_info.rs
@@ -142,15 +142,32 @@ impl SystemInfo {
             io::Read,
         };
         let mut map = HashMap::new();
-        let block_paths = read_dir("/sys/block").unwrap();
-        for path in block_paths {
-            let path = path.unwrap().path();
-            let mut file = File::open(path.join("queue/hw_sector_size")).unwrap();
+
+        let block_paths;
+
+        let read_block = read_dir("/sys/block");
+
+        if read_block.is_ok() {
+            block_paths = read_block.unwrap();
+        } else {
+            return map;
+        }
+
+        for block_path in block_paths {
+            let path = block_path.unwrap().path();
+            let mut file = if let Ok(file) = File::open(path.join("queue/hw_sector_size")) {
+                file
+            } else {
+                continue;
+            };
             let mut sector_size = String::new();
-            file.read_to_string(&mut sector_size).unwrap();
+            match file.read_to_string(&mut sector_size) {
+                Ok(_) => {},
+                Err(_) => continue
+            }
             map.insert(
                 path.file_name().unwrap().to_str().unwrap().to_string(),
-                sector_size.trim().parse::<u16>().unwrap(),
+                sector_size.trim().parse::<u16>().unwrap_or(512),
             );
         }
         map