diff --git a/Cargo.lock b/Cargo.lock
index af2561b..b7e514c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -310,7 +310,7 @@ dependencies = [
 
 [[package]]
 name = "ckb-analyzer"
-version = "0.1.4"
+version = "0.1.5"
 dependencies = [
  "chrono",
  "ckb-logger-config",
diff --git a/Cargo.toml b/Cargo.toml
index a643816..f09e67b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ckb-analyzer"
-version = "0.1.4"
+version = "0.1.5"
 license = "MIT"
 authors = ["keroro <keroroxx520@gmail.com>"]
 edition = "2018"
diff --git a/src/util/ipinfo.rs b/src/util/ipinfo.rs
index 0cce10f..55c8701 100644
--- a/src/util/ipinfo.rs
+++ b/src/util/ipinfo.rs
@@ -47,11 +47,10 @@ pub fn lookup_ipinfo(ip: &str) -> Result<IpDetails, IpError> {
 }
 
 pub mod test {
-    use crate::util::ipinfo::{lookup_ipinfo, IPINFO_CACHE};
-
     #[test]
     #[ignore] // This case needs env var "IPINFO_IO_TOKEN"
     fn test_lookup_ipinfo_cache() {
+        use crate::util::ipinfo::{lookup_ipinfo, IPINFO_CACHE};
         {
             let cache = IPINFO_CACHE.lock().unwrap();
             assert!(cache.get("8.8.8.8").is_none());