diff --git a/log4j.properties b/log4j.properties
new file mode 100644
index 0000000..9b459ab
--- /dev/null
+++ b/log4j.properties
@@ -0,0 +1,11 @@
+# Log information (priority setting : DEBUG < INFO < WARN < ERROR)
+# ################
+log4j.rootLogger                = INFO, CONSOLE
+
+log4j.logger.org.dclermonte.siba             = DEBUG
+
+
+#--
+log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
+log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
+log4j.appender.CONSOLE.layout.ConversionPattern  = %d{ISO8601} - SIBA [%-5p] %34.34c.%25M - %m%n
diff --git a/src/org/dclermonte/siba/Siba.java b/src/org/dclermonte/siba/Siba.java
index 8d017ad..798110e 100644
--- a/src/org/dclermonte/siba/Siba.java
+++ b/src/org/dclermonte/siba/Siba.java
@@ -19,8 +19,14 @@
  */
 package org.dclermonte.siba;
 
+import java.io.File;
+
+import org.apache.log4j.BasicConfigurator;
+import org.apache.log4j.PropertyConfigurator;
 import org.dclermonte.siba.cli.SibaCLI;
 import org.dclermonte.siba.gui.SibaGUI;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class Siba
 {
@@ -30,21 +36,33 @@ public class Siba
 	 *
 	 * @param args
 	 */
+	private static final Logger logger = LoggerFactory.getLogger(Siba.class);
 
 	public static void main(final String[] args)
 	{
+		// Configure log.
+		File loggerConfig = new File("log4j.properties");
+		if (loggerConfig.exists())
+		{
+			PropertyConfigurator.configure(loggerConfig.getAbsolutePath());
+			logger.info("Dedicated log configuration done.");
+			logger.info("Configuration file was found in [{}].", loggerConfig.getAbsoluteFile());
+		}
+		else
+		{
+			BasicConfigurator.configure();
+			logger.info("Basic log configuration done.");
+			logger.info("Configuration file was not found in [{}].", loggerConfig.getAbsoluteFile());
+		}
 
+		// Run.
 		if (args.length == 0)
 		{
-
 			SibaGUI.run();
-
 		}
 		else
 		{
 			SibaCLI.run(args);
 		}
-
 	}
-
 }