the fix!

Author: sergiyv-improving

wrapper/src/main/java/software/amazon/jdbc/PropertyDefinition.java

@@ -19,6 +19,7 @@
 import java.lang.reflect.Modifier;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.HashSet;
 import java.util.Map;
 import java.util.Properties;
 import java.util.Set;
@@ -103,7 +104,7 @@ public static void removeAll(final Properties props) {
 
   public static void removeAllExcept(final Properties props, String... propNames) {
     LOGGER.finest(() -> "Known properties: " + PROPS_BY_NAME.keySet());
-    Set<String> propsToDelete = PROPS_BY_NAME.keySet();
+    Set<String> propsToDelete = new HashSet<>(PROPS_BY_NAME.keySet());
     Arrays.asList(propNames).forEach(propsToDelete::remove);
     propsToDelete.forEach(props::remove);