diff --git a/README.md b/README.md
index 8519b60..aa653c2 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # Extractor of SpreadTrum firmware files with extension pac
 
-Extract all data that I may recognize in package.
\ No newline at end of file
+Tested Successfully on Linux : Ubuntu 24.04 LTS
+
+Extract all data that I may recognize in package.
diff --git a/pacextractor.c b/pacextractor.c
index 6992ed7..e9954a8 100644
--- a/pacextractor.c
+++ b/pacextractor.c
@@ -131,7 +131,7 @@ int main(int argc, char** argv) {
                 printf("Partition image extraction error");
                 exit(EXIT_FAILURE);
             }
-            printf("\r\t%02d%%", (uint64_t)100 - (uint64_t)100*dataSizeLeft/partHeaders[i]->partitionSize);
+            printf("\r\t%02ld%%", (uint64_t)100 - (uint64_t)100*dataSizeLeft/partHeaders[i]->partitionSize);
         }
         printf("\n");
         close(fd_new);
diff --git a/test_hai.md b/test_hai.md
new file mode 100644
index 0000000..db08cc2
--- /dev/null
+++ b/test_hai.md
@@ -0,0 +1 @@
+test  hai.!