diff --git a/codeReader.c b/codeReader.c
index a698b10..328829e 100644
--- a/codeReader.c
+++ b/codeReader.c
@@ -10,7 +10,7 @@ unsigned int fromFile(char *path, struct program program) {
     unsigned int countInstructions;
     unsigned int staticVars;
     FILE *fptr;
-    fptr = fopen(path, "r+b");
+    fptr = fopen(path, "r");
     if (fptr == NULL) {
         printf("Error: cannot open code file %s", path);
         exit(EXIT_FAILURE);