diff --git a/libreplan-business/src/main/java/org/libreplan/business/reports/dtos/HoursWorkedPerResourceDTO.java b/libreplan-business/src/main/java/org/libreplan/business/reports/dtos/HoursWorkedPerResourceDTO.java
index 0de687547..9fce1dfc6 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/reports/dtos/HoursWorkedPerResourceDTO.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/reports/dtos/HoursWorkedPerResourceDTO.java
@@ -25,7 +25,6 @@ import java.util.Date;
 import java.util.Set;
 
 import org.joda.time.LocalDate;
-import org.joda.time.LocalTime;
 import org.libreplan.business.labels.entities.Label;
 import org.libreplan.business.resources.entities.Resource;
 import org.libreplan.business.workingday.EffortDuration;
@@ -38,9 +37,9 @@ public class HoursWorkedPerResourceDTO implements Comparable {
 
     private Date date;
 
-    private LocalTime clockStart;
+    private String clockStart;
 
-    private LocalTime clockFinish;
+    private String clockFinish;
 
     private EffortDuration effort;
 
@@ -59,8 +58,8 @@ public class HoursWorkedPerResourceDTO implements Comparable {
 
         this.workerName = resource.getName();
         this.date = workReportLine.getDate();
-        this.clockStart = workReportLine.getClockStart();
-        this.clockFinish = workReportLine.getClockFinish();
+        this.clockStart = workReportLine.getClockStart().toString("HH:mm");
+        this.clockFinish = workReportLine.getClockFinish().toString("HH:mm");
         this.effort = workReportLine.getEffort();
         this.orderElementCode = workReportLine.getOrderElement().getCode();
         this.orderElementName = workReportLine.getOrderElement().getName();
@@ -98,19 +97,19 @@ public class HoursWorkedPerResourceDTO implements Comparable {
         this.effort = effort;
     }
 
-    public LocalTime getClockStart() {
+    public String getClockStart() {
         return clockStart;
     }
 
-    public void setClockStart(LocalTime clockStart) {
+    public void setClockStart(String clockStart) {
         this.clockStart = clockStart;
     }
 
-    public LocalTime getClockFinish() {
+    public String getClockFinish() {
         return clockFinish;
     }
 
-    public void setClockFinish(LocalTime clockFinish) {
+    public void setClockFinish(String clockFinish) {
         this.clockFinish = clockFinish;
     }
 
diff --git a/libreplan-webapp/src/main/jasper/hoursWorkedPerWorkerReport.jrxml b/libreplan-webapp/src/main/jasper/hoursWorkedPerWorkerReport.jrxml
index 707ed3853..ddfa9c325 100644
--- a/libreplan-webapp/src/main/jasper/hoursWorkedPerWorkerReport.jrxml
+++ b/libreplan-webapp/src/main/jasper/hoursWorkedPerWorkerReport.jrxml
@@ -9,8 +9,8 @@
 	<parameter name="labels" class="java.lang.String"/>
 	<field name="workerName" class="java.lang.String"/>
 	<field name="date" class="java.util.Date"/>
-	<field name="clockStart" class="java.util.Date"/>
-	<field name="clockFinish" class="java.util.Date"/>
+	<field name="clockStart" class="java.lang.String"/>
+	<field name="clockFinish" class="java.lang.String"/>
 	<field name="self" class="org.libreplan.business.reports.dtos.HoursWorkedPerResourceDTO"/>
 	<field name="effort" class="org.libreplan.business.workingday.EffortDuration"/>
 	<field name="orderElementCode" class="java.lang.String"/>
@@ -343,7 +343,7 @@
 					<rightPen lineWidth="1.0"/>
 				</box>
 				<textElement textAlignment="Center" verticalAlignment="Middle"/>
-				<textFieldExpression class="java.util.Date"><![CDATA[$F{clockFinish}]]></textFieldExpression>
+				<textFieldExpression class="java.lang.String"><![CDATA[$F{clockFinish}]]></textFieldExpression>
 			</textField>
 			<textField isBlankWhenNull="true">
 				<reportElement x="116" y="0" width="70" height="30"/>
@@ -355,7 +355,7 @@
 					<rightPen lineWidth="1.0"/>
 				</box>
 				<textElement textAlignment="Center" verticalAlignment="Middle"/>
-				<textFieldExpression class="java.util.Date"><![CDATA[$F{clockStart}]]></textFieldExpression>
+				<textFieldExpression class="java.lang.String"><![CDATA[$F{clockStart}]]></textFieldExpression>
 			</textField>
 			<textField isBlankWhenNull="true">
 				<reportElement x="0" y="0" width="116" height="15"/>