diff --git a/zeiterfassungcorelib/zeiterfassungapi.cpp b/zeiterfassungcorelib/zeiterfassungapi.cpp
index 34b11c2..16d0a02 100644
--- a/zeiterfassungcorelib/zeiterfassungapi.cpp
+++ b/zeiterfassungcorelib/zeiterfassungapi.cpp
@@ -9,20 +9,21 @@
 #include <QJsonValue>
 #include <QJsonArray>
 
-#include "replies/createbookingreply.h"
-#include "replies/createtimeassignmentreply.h"
-#include "replies/deletebookingreply.h"
-#include "replies/deletetimeassignmentreply.h"
-#include "replies/getreportreply.h"
-#include "replies/getbookingsreply.h"
-#include "replies/getpresencestatusreply.h"
-#include "replies/getprojectsreply.h"
-#include "replies/gettimeassignmentsreply.h"
 #include "replies/loginpagereply.h"
 #include "replies/loginreply.h"
-#include "replies/updatebookingreply.h"
-#include "replies/updatetimeassignmentreply.h"
 #include "replies/getuserinforeply.h"
+#include "replies/getbookingsreply.h"
+#include "replies/createbookingreply.h"
+#include "replies/updatebookingreply.h"
+#include "replies/deletebookingreply.h"
+#include "replies/gettimeassignmentsreply.h"
+#include "replies/createtimeassignmentreply.h"
+#include "replies/updatetimeassignmentreply.h"
+#include "replies/deletetimeassignmentreply.h"
+#include "replies/getprojectsreply.h"
+#include "replies/getreportreply.h"
+#include "replies/getpresencestatusreply.h"
+#include "replies/getabsencesreply.h"
 
 //add support for pre cpp14 compilers
 #include "cpp14polyfills.h"
@@ -286,3 +287,15 @@ std::unique_ptr<GetPresenceStatusReply> ZeiterfassungApi::doGetPresenceStatus()
 
     return std::make_unique<GetPresenceStatusReply>(std::unique_ptr<QNetworkReply>(m_manager->get(request)), this);
 }
+
+std::unique_ptr<GetAbsencesReply> ZeiterfassungApi::doGetAbsences(int userId, const QDate &start, const QDate &end)
+{
+    QNetworkRequest request(QUrl(QStringLiteral("%0json/fulldayAbsences?start=%1&end=%2&pnrLst=%3")
+                                 .arg(m_url)
+                                 .arg(start.toString(QStringLiteral("yyyyMMdd")))
+                                 .arg(end.toString(QStringLiteral("yyyyMMdd")))
+                                 .arg(userId)));
+    request.setRawHeader(QByteArrayLiteral("sisAppName"), QByteArrayLiteral("bookingCalendar"));
+
+    return std::make_unique<GetAbsencesReply>(std::unique_ptr<QNetworkReply>(m_manager->get(request)), this);
+}
diff --git a/zeiterfassungcorelib/zeiterfassungapi.h b/zeiterfassungcorelib/zeiterfassungapi.h
index b1320ee..8af9b71 100644
--- a/zeiterfassungcorelib/zeiterfassungapi.h
+++ b/zeiterfassungcorelib/zeiterfassungapi.h
@@ -25,6 +25,7 @@ class DeleteTimeAssignmentReply;
 class GetProjectsReply;
 class GetReportReply;
 class GetPresenceStatusReply;
+class GetAbsencesReply;
 
 class ZEITERFASSUNGCORELIBSHARED_EXPORT ZeiterfassungApi : public QObject
 {
@@ -63,6 +64,7 @@ public:
     std::unique_ptr<GetProjectsReply> doGetProjects(int userId, const QDate &date);
     std::unique_ptr<GetReportReply> doGetReport(int userId, const QDate &date);
     std::unique_ptr<GetPresenceStatusReply> doGetPresenceStatus();
+    std::unique_ptr<GetAbsencesReply> doGetAbsences(int userId, const QDate &start, const QDate &end);
 
 private:
     QString m_url;