diff --git a/src/it/albertus/router/reader/AsusDslN12EReader.java b/src/it/albertus/router/reader/AsusDslN12EReader.java
index dc4c230f..9b765479 100644
--- a/src/it/albertus/router/reader/AsusDslN12EReader.java
+++ b/src/it/albertus/router/reader/AsusDslN12EReader.java
@@ -65,7 +65,7 @@ public Map<String, String> readInfo() throws IOException {
 		readFromTelnet("Status", true);
 		List<String> values = new ArrayList<String>(8);
 		for (String field : readFromTelnet("$", false).trim().split("(\\s\\s)+")) {
-			if (field != null && field.trim().length() > 0) {
+			if (field != null && field.trim().length() != 0) {
 				values.add(field.trim());
 			}
 		}
diff --git a/src/it/albertus/router/reader/TpLink8970Reader.java b/src/it/albertus/router/reader/TpLink8970Reader.java
index 3b7d5cce..6bd2aff4 100644
--- a/src/it/albertus/router/reader/TpLink8970Reader.java
+++ b/src/it/albertus/router/reader/TpLink8970Reader.java
@@ -1,7 +1,5 @@
 package it.albertus.router.reader;
 
-import it.albertus.util.StringUtils;
-
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.StringReader;
@@ -50,7 +48,7 @@ public Map<String, String> readInfo() throws IOException {
 
 		// Informazioni sulla connessione ad Internet...
 		final String commandInfoWan = configuration.getString("tplink.8970.command.info.wan");
-		if (StringUtils.isNotBlank(commandInfoWan)) {
+		if (commandInfoWan != null && commandInfoWan.trim().length() != 0) {
 			writeToTelnet(commandInfoWan);
 			readFromTelnet("{", true);
 			reader = new BufferedReader(new StringReader(readFromTelnet("}", false).trim()));