diff --git a/README.md b/README.md
index 3895309..0744bfd 100644
--- a/README.md
+++ b/README.md
@@ -124,6 +124,7 @@ Line:
 - F10: Cycle character generator codepages. Only if the character generator ROM has more than one 2Kb page.
 - F11: Toggle on and off the trace to console of the CPU execution
 - F12: Save a screen snapshot to a file `snapshot.png`
+- Pause: Pause the emulation
 
 Only valid on SDL mode