diff --git a/libfftpack/ls_fft.h b/libfftpack/ls_fft.h
index 8675454..2d555eb 100644
--- a/libfftpack/ls_fft.h
+++ b/libfftpack/ls_fft.h
@@ -122,7 +122,7 @@ void kill_real_plan (real_plan plan);
     - on exit, it has the form <tt>r0, r1, i1, r2, i2, ...</tt>
       (a total of \a length values). */
 void real_plan_forward_fftpack (real_plan plan, double *data);
-/*! Computes a real forward FFT on \a data, using \a plan
+/*! Computes a real backward FFT on \a data, using \a plan
     and assuming the FFTPACK storage scheme:
     - on entry, \a data has the form <tt>r0, r1, i1, r2, i2, ...</tt>
     (a total of \a length values);
@@ -143,8 +143,7 @@ void real_plan_backward_fftw (real_plan plan, double *data);
     - on entry, \a data has the form <tt>r0, [ignored], r1, [ignored], ...,
       r[length-1], [ignored]</tt>;
     - on exit, it has the form <tt>r0, i0, r1, i1, ...,
-      r[length-1], i[length-1]</tt>.
-    */
+      r[length-1], i[length-1]</tt>. */
 void real_plan_forward_c (real_plan plan, double *data);
 /*! Computes a real backward FFT on \a data, using \a plan
     and assuming a full-complex storage scheme: