diff --git a/tools/alsa_in.c b/tools/alsa_in.c
index bb97f0b..deb6e48 100644
--- a/tools/alsa_in.c
+++ b/tools/alsa_in.c
@@ -83,6 +83,7 @@ typedef struct alsa_format {
 } alsa_format_t;
 
 alsa_format_t formats[] = {
+	{ SND_PCM_FORMAT_FLOAT_LE, 4, sample_move_floatLE_sSs, sample_move_dS_floatLE },
 	{ SND_PCM_FORMAT_S32, 4, sample_move_d32u24_sS, sample_move_dS_s32u24 },
 	{ SND_PCM_FORMAT_S24, 4, sample_move_d24_sS, sample_move_dS_s24 },
 	{ SND_PCM_FORMAT_S16, 2, sample_move_d16_sS, sample_move_dS_s16 }
diff --git a/tools/alsa_out.c b/tools/alsa_out.c
index 0ba7512..3ceb036 100644
--- a/tools/alsa_out.c
+++ b/tools/alsa_out.c
@@ -86,6 +86,7 @@ typedef struct alsa_format {
 } alsa_format_t;
 
 alsa_format_t formats[] = {
+	{ SND_PCM_FORMAT_FLOAT_LE, 4, sample_move_floatLE_sSs, sample_move_dS_floatLE },
 	{ SND_PCM_FORMAT_S32, 4, sample_move_d32u24_sS, sample_move_dS_s32u24 },
 	{ SND_PCM_FORMAT_S24, 4, sample_move_d24_sS, sample_move_dS_s24 },
 	{ SND_PCM_FORMAT_S16, 2, sample_move_d16_sS, sample_move_dS_s16 }