diff --git a/src/modules/echo-cancel/adrian-aec.c b/src/modules/echo-cancel/adrian-aec.c
index 71461e4a7..215ea7601 100644
--- a/src/modules/echo-cancel/adrian-aec.c
+++ b/src/modules/echo-cancel/adrian-aec.c
@@ -116,7 +116,7 @@ void AEC_done(AEC *a) {
 
 // Adrian soft decision DTD
 // (Dual Average Near-End to Far-End signal Ratio DTD)
-// This algorithm uses exponential smoothing with differnt
+// This algorithm uses exponential smoothing with different
 // ageing parameters to get fast and slow near-end and far-end
 // signal averages. The ratio of NFRs term
 // (dfast / xfast) / (dslow / xslow) is used to compute the stepsize