diff --git a/feeder/src/main/java/org/n52/sos/importer/feeder/Feeder.java b/feeder/src/main/java/org/n52/sos/importer/feeder/Feeder.java
index 25719723..d232d214 100644
--- a/feeder/src/main/java/org/n52/sos/importer/feeder/Feeder.java
+++ b/feeder/src/main/java/org/n52/sos/importer/feeder/Feeder.java
@@ -248,9 +248,7 @@ public Feeder(final Configuration config)
         }
         failedInsertObservations = new LinkedList<>();
         registeredSensors = new LinkedList<>();
-        if (sosVersion.equals(SOS_200_VERSION)) {
-            offerings = new HashMap<>();
-        }
+        offerings = new HashMap<>();
         if (config.getHunkSize() > 0) {
             hunkSize = config.getHunkSize();
         }
@@ -762,7 +760,13 @@ private InsertObservation getInsertObservationForColumnIdFromValues(final int mV
         final ObservedProperty observedProperty = dataFile.getObservedProperty(mVColumnId, values);
         LOG.debug("ObservedProperty: {}", observedProperty);
         // OFFERING
-        final Offering offer = dataFile.getOffering(sensor);
+        final Offering offer;
+        if (offerings.containsKey(sensor.getUri())) {
+            String offering = offerings.get(sensor.getUri());
+            offer = new Offering(offering, offering);
+        } else {
+            offer = dataFile.getOffering(sensor);
+        }
         LOG.debug("Offering: {}", offer);
         // OM:PARAMETER
         final Optional<List<OmParameter<?>>> omParameter = dataFile.getOmParameters(mVColumnId, values);
@@ -813,7 +817,11 @@ private void insertTimeSeries(final TimeSeriesRepository timeSeriesRepository)
                 }
             }
             // insert observation
-            final String observationId = insertSweArrayObservation(timeSeries.getSweArrayObservation(sosVersion));
+            String offering = null;
+            if (offerings.containsKey(timeSeries.getSensorURI())) {
+                offering = offerings.get(timeSeries.getSensorURI());
+            }
+            final String observationId = insertSweArrayObservation(timeSeries.getSweArrayObservation(sosVersion, offering));
             if (observationId == null || observationId.equalsIgnoreCase("")) {
                 LOG.error(String.format(INSERT_OBSERVATION_FAILED,
                         timeSeries.getSensorName(),
@@ -1315,6 +1323,7 @@ private boolean isSensorRegistered(final String sensorURI) {
                 final String[] sensorIds = offering.getProcedures();
                 for (final String sensorId : sensorIds) {
                     if (sensorId.equals(sensorURI)) {
+                        offerings.put(sensorId, offering.getIdentifier());
                         return true;
                     }
                 }
diff --git a/feeder/src/main/java/org/n52/sos/importer/feeder/model/TimeSeries.java b/feeder/src/main/java/org/n52/sos/importer/feeder/model/TimeSeries.java
index 825277b1..3df23609 100644
--- a/feeder/src/main/java/org/n52/sos/importer/feeder/model/TimeSeries.java
+++ b/feeder/src/main/java/org/n52/sos/importer/feeder/model/TimeSeries.java
@@ -195,6 +195,19 @@ public String getMeasuredValueType() {
      * @return a {@link org.n52.oxf.sos.request.InsertObservationParameters} object.
      */
     public InsertObservationParameters getSweArrayObservation(final String sosVersion) {
+        return getSweArrayObservation(sosVersion, getFirst().getOffering().getUri());
+    }
+
+    /**
+     * <p>getSweArrayObservation.</p>
+     *
+     * @param sosVersion a {@link java.lang.String} object.
+     * @param offering Optional paramater allowing to override the offering in the timeseries.
+     * if {@code null} the setted offering will be used.
+     *
+     * @return a {@link org.n52.oxf.sos.request.InsertObservationParameters} object.
+     */
+    public InsertObservationParameters getSweArrayObservation(final String sosVersion, String offering) {
         final SweArrayObservationParameters obsParameter = new SweArrayObservationParameters();
         // add extension
         obsParameter.addExtension(
@@ -216,9 +229,13 @@ public InsertObservationParameters getSweArrayObservation(final String sosVersio
             obsParameter.addPhenomenonTime(getPhenomenonTime());
             // temporal bbox for result time
             obsParameter.addResultTime(getResultTime());
+            // offering
+            if (offering == null) {
+                offering = getFirst().getOffering().getUri();
+            }
             return new org.n52.oxf.sos.request.v200.InsertObservationParameters(
                     obsParameter,
-                    Collections.singletonList(getFirst().getOffering().getUri()));
+                    Collections.singletonList(offering));
         }
 
         obsParameter.addSrsPosition(Configuration.SOS_100_EPSG_CODE_PREFIX + getFirst().getEpsgCode());