diff --git a/requestsync b/requestsync
index e86a053..f21f335 100755
--- a/requestsync
+++ b/requestsync
@@ -46,7 +46,7 @@ Logger = getLogger()
 #
 
 
-def main():
+def main() -> None:
     # Our usage options.
     usage = "%(prog)s [options] <source package> [<target release> [base version]]"
     parser = argparse.ArgumentParser(usage=usage)
diff --git a/ubuntutools/requestsync/mail.py b/ubuntutools/requestsync/mail.py
index 97316d6..aaa2c09 100644
--- a/ubuntutools/requestsync/mail.py
+++ b/ubuntutools/requestsync/mail.py
@@ -62,8 +62,17 @@ def get_debian_srcpkg(name, release):
     return DebianSourcePackage(package=name, series=release).lp_spph
 
 
-def get_ubuntu_srcpkg(name, release):
-    return UbuntuSourcePackage(package=name, series=release).lp_spph
+def get_ubuntu_srcpkg(name, release, pocket="Proposed"):
+    srcpkg = UbuntuSourcePackage(package=name, series=release, pocket=pocket)
+    try:
+        return srcpkg.lp_spph
+    except PackageNotFoundException:
+        if pocket != "Release":
+            parent_pocket = "Release"
+            if pocket == "Updates":
+                parent_pocket = "Proposed"
+            return get_ubuntu_srcpkg(name, release, parent_pocket)
+        raise
 
 
 def need_sponsorship(name, component, release):