diff --git a/src/main.c b/src/main.c
index 3251a44..1e95838 100644
--- a/src/main.c
+++ b/src/main.c
@@ -717,6 +717,8 @@ static void parse_document(struct parser *p) {
 
 static void output_scdoc_preamble(struct parser *p) {
 	fprintf(p->output, ".\\\" Generated by scdoc " VERSION "\n");
+	fprintf(p->output, ".\\\" Complete documentation for this program is not "
+			"available as a GNU info page\n");
 	// Fix weird quotation marks
 	// http://bugs.debian.org/507673
 	// http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html