diff --git a/libs/hbb_common/src/lib.rs b/libs/hbb_common/src/lib.rs
index 91cc076d3..dc0c3e3e2 100644
--- a/libs/hbb_common/src/lib.rs
+++ b/libs/hbb_common/src/lib.rs
@@ -179,6 +179,14 @@ where
     Ok(io::BufReader::new(file).lines())
 }
 
+pub fn get_version_number(v: &str) -> i64 {
+    let mut n = 0;
+    for x in v.split(".") {
+        n = n * 1000 + x.parse::<i64>().unwrap_or(0);
+    }
+    n
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/src/ui.rs b/src/ui.rs
index 21694cec0..27d5f1476 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -369,8 +369,8 @@ impl UI {
         #[cfg(windows)]
         {
             let installed_version = crate::platform::windows::get_installed_version();
-            let a = crate::common::get_version_number(crate::VERSION);
-            let b = crate::common::get_version_number(&installed_version);
+            let a = hbb_common::get_version_number(crate::VERSION);
+            let b = hbb_common::get_version_number(&installed_version);
             return a > b;
         }
     }