diff --git a/Makefile b/Makefile
index 0544401..340c194 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 CC=bcc
 CFLAGS=-Md -W
 
-brmbar.com: brmbar.c
+brmbar.com: brmbar.c defines.h
 	$(CC) $(CFLAGS) brmbar.c -o brmbar.com
 
 clean:
diff --git a/brmbar.c b/brmbar.c
index 439c2b0..2f23434 100644
--- a/brmbar.c
+++ b/brmbar.c
@@ -1,10 +1,11 @@
 #include <stdio.h>
+#include "defines.h"
 
 struct item {
-    char *ean;
-    char *name;
+    char ean[EAN_MAXLEN];
+    char name[NAME_MAXLEN];
     int price;
-} items[100];
+} items[ITEM_MAXNUM];
 
 int items_count;
 
@@ -14,7 +15,7 @@ void fill_items()
     FILE *f = fopen("items.txt", "r");
     while (fgets(buf, 128, f)) {
         printf("%s\n", buf);
-    }
+   }
     fclose(f);
 }
 
@@ -48,3 +49,4 @@ int main()
     }
     return 0;
 }
+
diff --git a/defines.h b/defines.h
new file mode 100644
index 0000000..694f74c
--- /dev/null
+++ b/defines.h
@@ -0,0 +1,9 @@
+#ifndef _BRMBAR_DEFINES_H_
+#define _BRMBAR_DEFINES_H_
+
+#define EAN_MAXLEN 32
+#define NAME_MAXLEN 128
+#define ITEM_MAXNUM 128
+
+#endif
+