diff --git a/src/main/java/org/lsc/jndi/JndiServices.java b/src/main/java/org/lsc/jndi/JndiServices.java
index 083c6e63..f93685d5 100644
--- a/src/main/java/org/lsc/jndi/JndiServices.java
+++ b/src/main/java/org/lsc/jndi/JndiServices.java
@@ -237,7 +237,7 @@ private void initConnection()
 			throw new NamingException(e.getMessage());
 		}
 
-		// Setting global pageSize variable for LDAPContext
+		// Setting global pageSize variable
 		String pageSizeStr = (String) ctx.getEnvironment().get("java.naming.ldap.pageSize");
 		if (pageSizeStr != null && Integer.parseInt(pageSizeStr) > -1) {
 			pageSize = Integer.parseInt(pageSizeStr);
@@ -246,8 +246,14 @@ private void initConnection()
 			ctx.setRequestControls(requestControls.toArray(new Control[requestControls.size()]));
 		}
 
+		// Setting global sortedBy variable
 		sortedBy = (String) ctx.getEnvironment().get("java.naming.ldap.sortedBy");
-		
+		if (sortedBy != null) {
+			List<SortControl> requestControls = new ArrayList<>();
+			requestControls.add(new SortControl(sortedBy, Control.CRITICAL));
+			ctx.setRequestControls(requestControls.toArray(new Control[requestControls.size()]));
+		}
+
 		String recursiveDeleteStr = (String) ctx.getEnvironment().get("java.naming.recursivedelete");
 		if (recursiveDeleteStr != null) {
 			recursiveDelete = Boolean.parseBoolean(recursiveDeleteStr);