diff --git a/ols.profile-aglam.cfg b/ols.profile-aglam.cfg
index 1d0471d..7d89ee3 100644
--- a/ols.profile-aglam.cfg
+++ b/ols.profile-aglam.cfg
@@ -7,7 +7,7 @@ device.description = Arduino Mega Logic Analyzer
 # The device interface, SERIAL only
 device.interface = SERIAL
 # The device's native clockspeed, in Hertz.
-device.clockspeed = 100000000
+device.clockspeed = 16000000
 # Whether or not double-data-rate is supported by the device (also known as the "demux"-mode).
 device.supports_ddr = false
 # Supported sample rates in Hertz, separated by comma's