diff --git a/scripts/mk_nuget_task.py b/scripts/mk_nuget_task.py
index c315b0071..9de592c08 100644
--- a/scripts/mk_nuget_task.py
+++ b/scripts/mk_nuget_task.py
@@ -21,10 +21,10 @@ def mk_dir(d):
     if not os.path.exists(d):
         os.makedirs(d)
 
-os_info = {  'ubuntu-latest' : ('so', 'linux-x64'),
-             'ubuntu-18' : ('so', 'linux-x64'),
-             'ubuntu-20' : ('so', 'linux-x64'),
-             'ubuntu-22' : ('so', 'linux-x64'),
+os_info = {  'x64-ubuntu-latest' : ('so', 'linux-x64'),
+             'x64-ubuntu-18' : ('so', 'linux-x64'),
+             'x64-ubuntu-20' : ('so', 'linux-x64'),
+             'x64-ubuntu-22' : ('so', 'linux-x64'),
              'x64-glibc-2.35' : ('so', 'linux-x64'),
              'x64-win' : ('dll', 'win-x64'),
              'x86-win' : ('dll', 'win-x86'),
diff --git a/scripts/release.yml b/scripts/release.yml
index 0a6e9de57..7a2c4ef41 100644
--- a/scripts/release.yml
+++ b/scripts/release.yml
@@ -213,6 +213,7 @@ stages:
     parameters:
       ReleaseVersion: $(ReleaseVersion)
       BuildArchitecture: 'arm64'
+      VCArchitecture: 'amd64_arm64'
 
 
 # Creates Z3 packages in various formats