diff -up ./src/loadsave.c.orig ./src/loadsave.c

--- ./src/loadsave.c.orig	2014-05-24 15:33:20.292783219 -0700

+++ ./src/loadsave.c	2014-05-24 15:34:20.898980932 -0700

@@ -714,7 +714,7 @@ static void rle_output(FILE* f, char obj

     nchars = ((count < 3) ? count : num_digits(count) + 1);

     if (line_len > RLE_MAX_COLS - nchars) {

-        fprintf(f, newline);

+        fprintf(f, "%s", newline);

         line_len = 0;

     }

@@ -726,7 +726,7 @@ static void rle_output(FILE* f, char obj

         fprintf(f, "%u%c", count, obj);

     if (obj == '!') {

-        fprintf(f, newline);

+        fprintf(f, "%s", newline);

         line_len = 0;

     } else

         line_len += nchars;

diff -up ./src/lucidlife.c.orig ./src/lucidlife.c

--- ./src/lucidlife.c.orig	2014-05-24 17:39:30.623555037 -0700

+++ ./src/lucidlife.c	2014-05-24 17:41:13.381751619 -0700

@@ -3247,7 +3247,7 @@ void error_dialog(const char* format, ..

 		GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,

 		GTK_MESSAGE_ERROR,

 		GTK_BUTTONS_CLOSE,

-		str);

+		"%s", str);

 	gtk_widget_show_all (dialog);

 	gtk_dialog_run (GTK_DIALOG (dialog));