diff --git a/pidcat.py b/pidcat.py
index 360622e..ee060ff 100755
--- a/pidcat.py
+++ b/pidcat.py
@@ -175,7 +175,7 @@ def parse_death(tag, message):
 
 while adb.poll() is None:
   try:
-    line = adb.stdout.readline().decode('utf-8').strip()
+    line = adb.stdout.readline().decode('utf-8', 'replace').strip()
   except KeyboardInterrupt:
     break
   if len(line) == 0: