diff --git a/primal_page/aliases.py b/primal_page/aliases.py
index 21e7f5c..14d59d7 100644
--- a/primal_page/aliases.py
+++ b/primal_page/aliases.py
@@ -54,7 +54,7 @@ def remove(
         return
     log.info(f"Removed alias: ([blue]{removed_aliases}[/blue])")
 
-    # Write the new info.json file
+    # Write the new aliases.json file
     with open(aliases_file, "w") as f:
         json.dump(aliases, f, sort_keys=True)
 
diff --git a/primal_page/bedfiles.py b/primal_page/bedfiles.py
index f34b763..1c5209b 100644
--- a/primal_page/bedfiles.py
+++ b/primal_page/bedfiles.py
@@ -56,7 +56,7 @@ def __init__(
         self.primername = primername
         self.pool = pool
         self.strand = strand
-        self.seq = seq
+        self.seq = seq.upper()
 
         # Validate the primername
         if determine_primername_version(primername) == PrimerNameVersion.INVALID: