Typo: FIND_PITCH_BANDWI(D)TH_EXPANSION
diff --git a/silk/fixed/find_pitch_lags_FIX.c b/silk/fixed/find_pitch_lags_FIX.c
index 9b83c70..39c3048 100644
--- a/silk/fixed/find_pitch_lags_FIX.c
+++ b/silk/fixed/find_pitch_lags_FIX.c
@@ -101,7 +101,7 @@
     }
 
     /* Do BWE */
-    silk_bwexpander( A_Q12, psEnc->sCmn.pitchEstimationLPCOrder, SILK_FIX_CONST( FIND_PITCH_BANDWITH_EXPANSION, 16 ) );
+    silk_bwexpander( A_Q12, psEnc->sCmn.pitchEstimationLPCOrder, SILK_FIX_CONST( FIND_PITCH_BANDWIDTH_EXPANSION, 16 ) );
 
     /*****************************************/
     /* LPC analysis filtering                */
diff --git a/silk/float/find_pitch_lags_FLP.c b/silk/float/find_pitch_lags_FLP.c
index 9f06eff..00862a6 100644
--- a/silk/float/find_pitch_lags_FLP.c
+++ b/silk/float/find_pitch_lags_FLP.c
@@ -96,7 +96,7 @@
     silk_k2a_FLP( A, refl_coef, psEnc->sCmn.pitchEstimationLPCOrder );
 
     /* Bandwidth expansion */
-    silk_bwexpander_FLP( A, psEnc->sCmn.pitchEstimationLPCOrder, FIND_PITCH_BANDWITH_EXPANSION );
+    silk_bwexpander_FLP( A, psEnc->sCmn.pitchEstimationLPCOrder, FIND_PITCH_BANDWIDTH_EXPANSION );
 
     /*****************************************/
     /* LPC analysis filtering                */
diff --git a/silk/tuning_parameters.h b/silk/tuning_parameters.h
index 0b0b774..a26de4d 100644
--- a/silk/tuning_parameters.h
+++ b/silk/tuning_parameters.h
@@ -44,7 +44,7 @@
 #define FIND_PITCH_WHITE_NOISE_FRACTION                 1e-3f
 
 /* Bandwidth expansion for whitening filter in pitch analysis */
-#define FIND_PITCH_BANDWITH_EXPANSION                   0.99f
+#define FIND_PITCH_BANDWIDTH_EXPANSION                  0.99f
 
 /*********************/
 /* Linear prediction */