diff --git a/org.adempiere.base/src/org/compiere/model/MSysConfig.java b/org.adempiere.base/src/org/compiere/model/MSysConfig.java
index 08e36fa386..7e9ba4d630 100644
--- a/org.adempiere.base/src/org/compiere/model/MSysConfig.java
+++ b/org.adempiere.base/src/org/compiere/model/MSysConfig.java
@@ -42,7 +42,7 @@ public class MSysConfig extends X_AD_SysConfig
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = -872111480299074889L;
+	private static final long serialVersionUID = -3368661022903012786L;
 
 	public final static String PDF_FONT_DIR = "PDF_FONT_DIR";
 	public final static String TWOPACK_HANDLE_TRANSLATIONS = "2PACK_HANDLE_TRANSLATIONS";
@@ -116,6 +116,7 @@ public class MSysConfig extends X_AD_SysConfig
 	public static final String SHIPPING_SAVE_REQUEST_RESPONSE_LOG = "SHIPPING_SAVE_REQUEST_RESPONSE_LOG";
 	public static final String DOCACTIONBUTTON_SHOWACTIONNAME = "DOCACTIONBUTTON_SHOWACTIONNAME";
 	public static final String ZK_MAX_UPLOAD_SIZE = "ZK_MAX_UPLOAD_SIZE";
+	public static final String CALENDAR_ALTERNATE_TIMEZONE = "CALENDAR_ALTERNATE_TIMEZONE";
 
 	/**
 	 * 	Standard Constructor
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/dashboard/CalendarWindow.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/dashboard/CalendarWindow.java
index 9d1f496238..d923052a11 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/dashboard/CalendarWindow.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/dashboard/CalendarWindow.java
@@ -13,6 +13,8 @@
  *****************************************************************************/
 package org.adempiere.webui.dashboard;
 
+import static org.compiere.model.MSysConfig.CALENDAR_ALTERNATE_TIMEZONE;
+
 import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.math.BigDecimal;
@@ -30,9 +32,11 @@ import java.util.TimeZone;
 
 import org.adempiere.webui.component.Window;
 import org.adempiere.webui.session.SessionManager;
+import org.compiere.model.MSysConfig;
 import org.compiere.model.X_R_RequestType;
 import org.compiere.util.Env;
 import org.compiere.util.Msg;
+import org.compiere.util.Util;
 import org.jfree.chart.ChartFactory;
 import org.jfree.chart.JFreeChart;
 import org.jfree.chart.encoders.EncoderUtil;
@@ -370,10 +374,20 @@ public class CalendarWindow extends Window implements EventListener<Event> {
 	
 	private String getTimeZone()
 	{
+		String alternateTimeZone = MSysConfig.getValue(CALENDAR_ALTERNATE_TIMEZONE, "Pacific Time=PST", Env.getAD_Client_ID(Env.getCtx()));
 		TimeZone defaultTimeZone = TimeZone.getDefault();
-		String defaultTimeZoneName = defaultTimeZone.getDisplayName();
-		int defaultTimeZoneOffset = defaultTimeZone.getOffset(0) / 3375000;
-		return defaultTimeZoneName + "=GMT" + (defaultTimeZoneOffset > 0 ? "+" : "-") + defaultTimeZoneOffset + ",Pacific Time=GMT-8";
+		StringBuilder defaultTimeZoneName = new StringBuilder(defaultTimeZone.getDisplayName());
+		int defaultTimeZoneOffset = defaultTimeZone.getOffset(0) / 3600000;
+		defaultTimeZoneName.append("=GMT");
+		if (defaultTimeZoneOffset >= 0)
+			defaultTimeZoneName.append("+");
+		defaultTimeZoneName.append(defaultTimeZoneOffset);
+		if (!Util.isEmpty(alternateTimeZone, true)) {
+			if (!alternateTimeZone.equalsIgnoreCase(defaultTimeZoneName.toString())) {
+				defaultTimeZoneName.append(",").append(alternateTimeZone);
+			}
+		}
+		return defaultTimeZoneName.toString();
 	}
 	
 	private void updateDateLabel() {