diff --git a/libguile/guile-doc-snarf.in b/libguile/guile-doc-snarf.in
index 26c1b20c9..3009af070 100755
--- a/libguile/guile-doc-snarf.in
+++ b/libguile/guile-doc-snarf.in
@@ -23,7 +23,7 @@ test -n "${CPP+set}" || CPP="@CPP@"
 test -n "${AWK+set}" || AWK="@AWK@"
 
 ## Must run guile-func-name-check on the unpreprocessed source
-guile-func-name-check "$fullfilename"
+${AWK} -f guile-func-name-check "$fullfilename"
 
 ## We must use a temporary file here, instead of a pipe, because we
 ## need to know if CPP exits with a non-zero status.