diff --git a/scripts/wk/repairs/win.py b/scripts/wk/repairs/win.py
index 4ce6d7b1..30b83204 100644
--- a/scripts/wk/repairs/win.py
+++ b/scripts/wk/repairs/win.py
@@ -1135,9 +1135,10 @@ def install_mbam():
       break
 
   # Install / Upgrade
-  run_tool(
+  proc = run_tool(
     'MBAM', 'MBAM', '/VERYSILENT', '/NORESTART', download=True, popen=True,
     )
+  proc.wait()
 
 
 def log_kvrt_results(log_path, report_path):