diff --git a/Machines/AmstradCPC/AmstradCPC.cpp b/Machines/AmstradCPC/AmstradCPC.cpp
index c4053c023..3cdd37139 100644
--- a/Machines/AmstradCPC/AmstradCPC.cpp
+++ b/Machines/AmstradCPC/AmstradCPC.cpp
@@ -774,11 +774,11 @@ class ConcreteMachine:
 		}
 
 		HalfCycles get_typer_delay() {
-			return Cycles(625*25*128);
+			return Cycles(4000000);
 		}
 
 		HalfCycles get_typer_frequency() {
-			return Cycles(625*128*2);
+			return Cycles(80000);
 		}
 
 		// See header; sets a key as either pressed or released.