1 files changed, 2 insertions, 1 deletions
diff --git a/src/pmt.c b/src/pmt.c
index 28d89a5..13f3eea 100644
--- a/src/pmt.c
+++ b/src/pmt.c
@@ -4,6 +4,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include "vector.h"
+#include "util.h"
 
 static int initialized = 0;
 
@@ -17,7 +18,7 @@ int load_pmt_info()
     double value;
     int n;
 
-    FILE *f = fopen("pmt.txt", "r");
+    FILE *f = open_file("pmt.txt", "r");
 
     if (!f) {
         fprintf(stderr, "failed to open pmt.txt: %s\n", strerror(errno));