diff --git a/Machines/Sinclair/Keyboard/Keyboard.cpp b/Machines/Sinclair/Keyboard/Keyboard.cpp
index f0cd23b39..240c8f5e6 100644
--- a/Machines/Sinclair/Keyboard/Keyboard.cpp
+++ b/Machines/Sinclair/Keyboard/Keyboard.cpp
@@ -280,6 +280,7 @@ const uint16_t *CharacterMapper::sequence_for_character(char character) const {
 		case Machine::ZX81:
 		return table_lookup_sequence_for_character(zx81_key_sequences, character);
 
+		default:
 		case Machine::ZXSpectrum:
 		return table_lookup_sequence_for_character(spectrum_key_sequences, character);
 	}