diff --git a/install.ps1 b/install.ps1
index ab18628..6ff6903 100644
--- a/install.ps1
+++ b/install.ps1
@@ -258,6 +258,7 @@ function Install-Mole {
     $filesToCopy = @(
         "mole.ps1"
         "go.mod"
+        "go.sum"
         "bin"
         "lib"
         "cmd"