diff --git a/main.py b/main.py
index f85eb39..b7baf21 100644
--- a/main.py
+++ b/main.py
@@ -17,7 +17,7 @@ zipleds = KitronikZIPLEDs(3)
 # Python u arse hole sec = Integer()
 rtc.setDate(16, 7, 2022)
 rtc.setTime(12, 10, 0)
-rate = 100
+rate = 60 # 20 wpm
 #bme688.setupGasSensor()
 #bme688.calcBaselines()
 sec = 0
@@ -63,7 +63,7 @@ def ButtonB_f_IRQHandler(pin):
         d = tt - last_tt
         if pv:
             #print(" duration of inter-m space ", d)
-            if d < rate*6:
+            if d < rate*3:
                 print (" ")
             else:
                 print (" interval ")
@@ -234,13 +234,13 @@ def process_morse():
             printm(decode_morse())
             morse = []
             last_was_space = 0
-            last_sp = tt
+            last_sp = last_tt
     #oled.clear()
     #oled.displayText(rtc.readDateString(), 1, 25)
     #oled.displayText(rtc.readTimeString(), 2, 33)
     #oled.displayText(str(mcount), 4, 33)
     #oled.show()
-    if (tt - last_sp) > rate*15 : # and last_not_space == 0:
+        if (tt - last_sp) > rate*22 : # and last_not_space == 0:
         if last_was_space == 0:
             printm(" ");
         last_was_space = 1 # dont keep repeating inter word spaces