diff --git a/detox/android/detox/src/main/java/org/joor/Reflect.java b/detox/android/detox/src/main/java/org/joor/Reflect.java
index 932c5ae1ab..19984b102b 100644
--- a/detox/android/detox/src/main/java/org/joor/Reflect.java
+++ b/detox/android/detox/src/main/java/org/joor/Reflect.java
@@ -25,6 +25,7 @@
 import java.lang.reflect.Proxy;
 import java.util.Arrays;
 import java.util.LinkedHashMap;
+import java.util.Locale;
 import java.util.Map;
 
 /**
@@ -633,10 +634,10 @@ private static String property(String string) {
             return "";
         }
         else if (length == 1) {
-            return string.toLowerCase();
+            return string.toLowerCase(Locale.ROOT);
         }
         else {
-            return string.substring(0, 1).toLowerCase() + string.substring(1);
+            return string.substring(0, 1).toLowerCase(Locale.ROOT) + string.substring(1);
         }
     }