diff --git a/include/utils/VtlibUtils.php b/include/utils/VtlibUtils.php
index 0ead91d7b547dda2640ed5cceca9ea238a124ab2..67b064cf599a19d2e928bff538ab10f31c6400ba 100644
--- a/include/utils/VtlibUtils.php
+++ b/include/utils/VtlibUtils.php
@@ -1054,4 +1054,15 @@ function php7_htmlentities($str) {
 	return $str == null ? $str : htmlentities($str);
 }
 
+function vtlib_chmod($filepath,$mode){
+	$result = chmod($filepath, $mode);
+
+	if($result){
+		echo "Permission of $filepath have been changed";
+	}
+	else{
+		echo "Failed to change permission of $filepath";
+	}
+}
+
 
diff --git a/vtlib/thirdparty/dUnzip2.inc.php b/vtlib/thirdparty/dUnzip2.inc.php
index 24b3ab1f66bef9e1119a167bb80578a900ad8407..274d2a6307dffe74656babdc2ba970cc30519bb5 100644
--- a/vtlib/thirdparty/dUnzip2.inc.php
+++ b/vtlib/thirdparty/dUnzip2.inc.php
@@ -226,7 +226,7 @@ class dUnzip2{
 			);
 		if($applyChmod && $targetFileName) {
 			// TODO: check if this warning supression if its not working.
-			@chmod($targetFileName, $applyChmod == 0755? 0644 : $applyChmod);
+			vtlib_chmod($targetFileName, $applyChmod == 0755? 0644 : $applyChmod);
 		}
 		
 		return $ret;