--- a/doc/FR1-Rx-DTX	Thu Dec 15 02:18:51 2022 +0000
+++ b/doc/FR1-Rx-DTX	Thu Dec 15 02:54:31 2022 +0000
@@ -136,7 +136,7 @@
 
 This function resets the preprocessor state to what it is right out of
 gsmfr_preproc_create(), which is naturally just a combination of malloc() and
-gsmfr_proproc_reset().  Given that our Rx DTX handler state is much simpler
+gsmfr_preproc_reset().  Given that our Rx DTX handler state is much simpler
 than, for example, EFR codec state, there does not seem to be any need for
 explicit resets, but the reset function is made public for the sake of
 completeness.