diff --git a/src/urh/signalprocessing/Encoding.py b/src/urh/signalprocessing/Encoding.py
index 8a82b8ce1..c9a042bf7 100755
--- a/src/urh/signalprocessing/Encoding.py
+++ b/src/urh/signalprocessing/Encoding.py
@@ -427,6 +427,10 @@ def code_carrier(self, decoding, inpt):
             # Add carrier if encoding
             if len(self.carrier) > 0:
                 x = 0
+                while self.carrier[x % len(self.carrier)] in ("0", "1", "*"):
+                    output.append(False if self.carrier[x % len(self.carrier)] in (
+                    "0", "*") else True)  # Add 0 when there is a wildcard (*) in carrier description
+                    x += 1
                 for i in inpt:
                     tmp = self.carrier[x % len(self.carrier)]
                     if not tmp in ("0", "1", "*"):