diff --git a/.github/workflows/cmake-multi-platform.yml b/.github/workflows/cmake-multi-platform.yml
index 8c95cdf..804b708 100644
--- a/.github/workflows/cmake-multi-platform.yml
+++ b/.github/workflows/cmake-multi-platform.yml
@@ -73,11 +73,5 @@ jobs:
     - name: Test
       #working-directory: ${{ steps.strings.outputs.build-output-dir }}
       run: |
-        ls test/puzzles/easy
-        xxd -b test/puzzles/easy/1.kkr
-        xxd -b test/puzzles/easy/2.kkr
-        xxd -b test/puzzles/easy/3.kkr
-        xxd -b test/puzzles/easy/4.kkr
-        xxd -b test/puzzles/easy/5.kkr
         ./build/test/unit/UNITTESTS
         ./build/test/blackbox/BLACKBOX
diff --git a/test/blackbox/suites/easy/easy_unset.c b/test/blackbox/suites/easy/easy_unset.c
index 004923a..1c8b46e 100644
--- a/test/blackbox/suites/easy/easy_unset.c
+++ b/test/blackbox/suites/easy/easy_unset.c
@@ -13,7 +13,7 @@ TEST easy_unset_one(void) {
     get_settings_singleton()->is_backtrack       = false;
     get_settings_singleton()->is_forward_check   = false;
 
-    FILE * fp = fopen(get_settings_singleton()->filepath, "rb");
+    FILE * fp = fopen(get_settings_singleton()->filepath, "r");
     ASSERTm("COULDN'T OPEN FILE", fp);
     Kakuro board = init_kakuro(fp);
 
@@ -43,7 +43,7 @@ TEST easy_unset_two(void) {
     get_settings_singleton()->is_backtrack       = false;
     get_settings_singleton()->is_forward_check   = false;
 
-    FILE * fp = fopen(get_settings_singleton()->filepath, "rb");
+    FILE * fp = fopen(get_settings_singleton()->filepath, "r");
     ASSERTm("COULDN'T OPEN FILE", fp);
 
     Kakuro board = init_kakuro(fp);
@@ -72,7 +72,7 @@ TEST easy_unset_three(void) {
     get_settings_singleton()->is_backtrack       = false;
     get_settings_singleton()->is_forward_check   = false;
 
-    FILE * fp = fopen(get_settings_singleton()->filepath, "rb");
+    FILE * fp = fopen(get_settings_singleton()->filepath, "r");
     ASSERTm("COULDN'T OPEN FILE", fp);
 
     Kakuro board = init_kakuro(fp);
@@ -101,7 +101,7 @@ TEST easy_unset_four(void) {
     get_settings_singleton()->is_backtrack       = false;
     get_settings_singleton()->is_forward_check   = false;
 
-    FILE * fp = fopen(get_settings_singleton()->filepath, "rb");
+    FILE * fp = fopen(get_settings_singleton()->filepath, "r");
     ASSERTm("COULDN'T OPEN FILE", fp);
 
     Kakuro board = init_kakuro(fp);
@@ -130,7 +130,7 @@ TEST easy_unset_five(void) {
     get_settings_singleton()->is_backtrack       = false;
     get_settings_singleton()->is_forward_check   = false;
 
-    FILE * fp = fopen(get_settings_singleton()->filepath, "rb");
+    FILE * fp = fopen(get_settings_singleton()->filepath, "r");
     ASSERTm("COULDN'T OPEN FILE", fp);
 
     Kakuro board = init_kakuro(fp);