diff --git a/libguile/read.h b/libguile/read.h
index 4bd08fa44..3c47afdd0 100644
--- a/libguile/read.h
+++ b/libguile/read.h
@@ -54,7 +54,6 @@ SCM_API SCM scm_sym_dot;
 
 SCM_API SCM scm_read_options (SCM setting);
 SCM_API SCM scm_read (SCM port);
-SCM_API size_t scm_read_token (int ic, SCM * tok_buf, SCM port, int weird);
 SCM_API SCM scm_read_hash_extend (SCM chr, SCM proc);
 SCM_INTERNAL char *scm_i_scan_for_encoding (SCM port);
 SCM_API SCM scm_file_encoding (SCM port);