diff --git a/src/pulsecore/sconv-s16be.h b/src/pulsecore/sconv-s16be.h
index 4e0e03d33..83b05fd85 100644
--- a/src/pulsecore/sconv-s16be.h
+++ b/src/pulsecore/sconv-s16be.h
@@ -37,8 +37,8 @@ void pa_sconv_s24be_from_float32ne(unsigned n, const float *a, uint8_t *b);
 void pa_sconv_s24be_to_float32re(unsigned n, const uint8_t *a, float *b);
 void pa_sconv_s24be_from_float32re(unsigned n, const float *a, uint8_t *b);
 
-void pa_sconv_s24_32be_to_float32ne(unsigned n, const uint8_t *a, float *b);
-void pa_sconv_s24_32be_from_float32ne(unsigned n, const float *a, uint8_t *b);
+void pa_sconv_s24_32be_to_float32ne(unsigned n, const uint32_t *a, float *b);
+void pa_sconv_s24_32be_from_float32ne(unsigned n, const float *a, uint32_t *b);
 void pa_sconv_s24_32be_to_float32re(unsigned n, const uint8_t *a, float *b);
 void pa_sconv_s24_32be_from_float32re(unsigned n, const float *a, uint8_t *b);
 
@@ -52,8 +52,8 @@ void pa_sconv_s24be_from_s16ne(unsigned n, const int16_t *a, uint8_t *b);
 void pa_sconv_s24be_to_s16re(unsigned n, const uint8_t *a, int16_t *b);
 void pa_sconv_s24be_from_s16re(unsigned n, const int16_t *a, uint8_t *b);
 
-void pa_sconv_s24_32be_to_s16ne(unsigned n, const uint8_t *a, int16_t *b);
-void pa_sconv_s24_32be_from_s16ne(unsigned n, const int16_t *a, uint8_t *b);
+void pa_sconv_s24_32be_to_s16ne(unsigned n, const uint32_t *a, int16_t *b);
+void pa_sconv_s24_32be_from_s16ne(unsigned n, const int16_t *a, uint32_t *b);
 void pa_sconv_s24_32be_to_s16re(unsigned n, const uint8_t *a, int16_t *b);
 void pa_sconv_s24_32be_from_s16re(unsigned n, const int16_t *a, uint8_t *b);