diff --git a/pulsemixer b/pulsemixer
index 6b0c8c6..a2d98c9 100755
--- a/pulsemixer
+++ b/pulsemixer
@@ -1122,7 +1122,17 @@ class Screen():
         for i in line.split('\n'):
             parts = i.rsplit('|')
             head = ''.join(parts[:-1])
-            tail = int(parts[-1] or 0)
+            
+            # Fix: Check if there's a pipe separator and if the last part is a valid number
+            if len(parts) > 1 and parts[-1].strip().lstrip('-').isdigit():
+                tail = int(parts[-1])
+            elif len(parts) > 1 and parts[-1].strip() == '':
+                tail = 0
+            else:
+                # No pipe separator or invalid number, treat entire string as head with no formatting
+                head = i
+                tail = 0
+                
             try:
                 win.addstr(index, shift, head, tail | mod)
             except: