diff --git a/doc/ref/api-compound.texi b/doc/ref/api-compound.texi
index 7eccb8690..ba0875700 100644
--- a/doc/ref/api-compound.texi
+++ b/doc/ref/api-compound.texi
@@ -1344,9 +1344,9 @@ otherwise.
 @deftypefn  {C Function} SCM scm_take_u8vector (const scm_t_uint8 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_s8vector (const scm_t_int8 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_u16vector (const scm_t_uint16 *data, size_t len)
-@deftypefnx {C Function} SCM scm_take_s168vector (const scm_t_int16 *data, size_t len)
+@deftypefnx {C Function} SCM scm_take_s16vector (const scm_t_int16 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_u32vector (const scm_t_uint32 *data, size_t len)
-@deftypefnx {C Function} SCM scm_take_s328vector (const scm_t_int32 *data, size_t len)
+@deftypefnx {C Function} SCM scm_take_s32vector (const scm_t_int32 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_u64vector (const scm_t_uint64 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_s64vector (const scm_t_int64 *data, size_t len)
 @deftypefnx {C Function} SCM scm_take_f32vector (const float *data, size_t len)