diff --git a/gencat/pdf.c b/gencat/pdf.c
index c016724..bb411a5 100644
--- a/gencat/pdf.c
+++ b/gencat/pdf.c
@@ -73,24 +73,6 @@ static int total, done = 0;
 /* ----- Utility functions ------------------------------------------------- */
 
 
-static char *sanitize_name(const char *s)
-{
-	char *t, *tmp;
-
-	tmp = alloc_size(strlen(s)+1);
-	for (t = tmp; *s; s++) {
-		if (*s <= ' ' || *s > '~')
-			continue;
-		/* PDF reference 3rd ed., 3.2.2 ASCII Encoding */
-		if (strchr("()<>[]{}/%", *s))
-			continue;
-		*t++ = *s;
-	}
-	*t = 0;
-	return tmp;
-}
-
-
 static void ps_string(FILE *file, const char *s)
 {
 	fputc('(', file);
@@ -139,7 +121,6 @@ static void make_index(FILE *file, const struct node *node)
 	const char **idx = NULL, **p;
 	int n = 0;
 	int line = 0, col = 0;
-	char *s;
 
 	collect_names(node, &idx, &n);
 	qsort(idx, n, sizeof(char *), comp);
@@ -165,15 +146,13 @@ static void make_index(FILE *file, const struct node *node)
 		    format.left+col*format.index_column_skip,
 		    format.index.y+line*format.index_line_skip);
 
-		s = sanitize_name(*p);
 		fprintf(file, "[ /Rect [ ");
 		ps_string(file, *p);
 		fprintf(file, " false charpath flattenpath pathbbox ]\n");
 		fprintf(file, "  /Subtype /Link\n");
 		fprintf(file, "  /Border [ 0 0 0 ]\n");
-		fprintf(file, "  /Action << /Subtype /GoTo /Dest /%s >>\n", s);
+		fprintf(file, "  /Action << /Subtype /GoTo /Dest /%p >>\n", *p);
 		fprintf(file, "  /ANN pdfmark\n");
-		free(s);
 
 		fprintf(file, "moveto ");
 		ps_string(file, *p);
@@ -215,7 +194,6 @@ static void print_path(FILE *file, const struct node *node)
 static void make_title(FILE *file, const struct node *node, int unit)
 {
 	const struct name *name;
-	char *s;
 
 	fprintf(file, "gsave %s 0 setgray\n", format.overlay_setup);
 
@@ -227,10 +205,8 @@ static void make_title(FILE *file, const struct node *node, int unit)
 			fprintf(file, "(, ) show 0.5 setgray\n");
 		ps_string(file, name->s);
 		fprintf(file, " show\n");
-		s = sanitize_name(name->s);
 		if (!unit)
-			fprintf(file, "[ /Dest /%s /DEST pdfmark\n", s);
-		free(s);
+			fprintf(file, "[ /Dest /%p /DEST pdfmark\n", name->s);
 	}
 	fprintf(file, "0 setgray\n");
 	if (node->e->units > 1)