diff --git a/src/NumericHelper.php b/src/NumericHelper.php
index fe96f52..ffd2c73 100644
--- a/src/NumericHelper.php
+++ b/src/NumericHelper.php
@@ -16,6 +16,9 @@
 use function is_scalar;
 use function preg_match;
 use function preg_replace;
+use function rtrim;
+use function str_contains;
+use function str_ends_with;
 use function str_replace;
 use function substr;