diff --git a/atomics/T1003/T1003.yaml b/atomics/T1003/T1003.yaml
index ee449d71..499554da 100644
--- a/atomics/T1003/T1003.yaml
+++ b/atomics/T1003/T1003.yaml
@@ -54,6 +54,7 @@ atomic_tests:
     prereq_command: |
       if (Test-Path #{gsecdump_exe}) {exit 0} else {exit 1}
     get_prereq_command: |
+      [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
       $parentpath = Split-Path "#{gsecdump_exe}"; $binpath = "$parentpath\gsecdump-v2b5.exe"
       IEX(IWR "https://raw.githubusercontent.com/redcanaryco/invoke-atomicredteam/master/Public/Invoke-WebRequestVerifyHash.ps1")
       if(Invoke-WebRequestVerifyHash "#{gsecdump_url}" "$binpath" #{gsecdump_bin_hash}){