diff --git a/avni-server-api/src/main/java/org/avni/server/dao/EntityApprovalStatusRepository.java b/avni-server-api/src/main/java/org/avni/server/dao/EntityApprovalStatusRepository.java
index d56d51e0c..7395c946b 100644
--- a/avni-server-api/src/main/java/org/avni/server/dao/EntityApprovalStatusRepository.java
+++ b/avni-server-api/src/main/java/org/avni/server/dao/EntityApprovalStatusRepository.java
@@ -3,6 +3,7 @@
 import org.avni.server.dao.sync.SyncEntityName;
 import org.avni.server.domain.*;
 import org.avni.server.framework.security.UserContextHolder;
+import org.avni.server.web.request.EntitySyncStatusContract;
 import org.joda.time.DateTime;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
@@ -36,7 +37,7 @@ Page<EntityApprovalStatus> findByLastModifiedDateTimeIsBetweenOrderByLastModifie
     default Page<EntityApprovalStatus> findEntityApprovalStatuses(EntityApprovalStatusSearchParams searchParams, Pageable pageable) {
 
         Specification specification = lastModifiedBetween(
-            CHSEntity.toDate(searchParams.getLastModifiedDateTime() != null ? searchParams.getLastModifiedDateTime() : new DateTime("1900-01-01T00:00:00.000Z")),
+            CHSEntity.toDate(searchParams.getLastModifiedDateTime() != null ? searchParams.getLastModifiedDateTime() : EntitySyncStatusContract.REALLY_OLD_DATE),
             CHSEntity.toDate(searchParams.getNow() != null ? searchParams.getNow() : new DateTime()));
 
         if (searchParams.getEntityType() != null) {
diff --git a/avni-server-api/src/main/java/org/avni/server/web/api/LocationApiController.java b/avni-server-api/src/main/java/org/avni/server/web/api/LocationApiController.java
index ce0d8894b..333d6a231 100644
--- a/avni-server-api/src/main/java/org/avni/server/web/api/LocationApiController.java
+++ b/avni-server-api/src/main/java/org/avni/server/web/api/LocationApiController.java
@@ -4,6 +4,8 @@
 import org.avni.server.dao.LocationRepository;
 import org.avni.server.domain.AddressLevel;
 import org.avni.server.service.ConceptService;
+import org.avni.server.util.DateTimeUtil;
+import org.avni.server.web.request.EntitySyncStatusContract;
 import org.avni.server.web.response.LocationApiResponse;
 import org.avni.server.web.response.ResponsePage;
 import org.joda.time.DateTime;
@@ -32,9 +34,12 @@ public LocationApiController(LocationRepository locationRepository, ConceptRepos
 
     @RequestMapping(value = "/api/locations", method = RequestMethod.GET)
     @PreAuthorize(value = "hasAnyAuthority('user')")
-    public ResponsePage getLocations(@RequestParam(value = "lastModifiedDateTime") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) DateTime lastModifiedDateTime,
+    public ResponsePage getLocations(@RequestParam(value = "lastModifiedDateTime", required = false) @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) DateTime lastModifiedDateTime,
                                     @RequestParam(value = "now", required = false) @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) DateTime now,
                                     Pageable pageable) {
+        if (lastModifiedDateTime == null) {
+            lastModifiedDateTime = EntitySyncStatusContract.REALLY_OLD_DATE;
+        }
         Page<AddressLevel> addresses = locationRepository.findByLastModifiedDateTimeIsBetweenOrderByLastModifiedDateTimeAscIdAsc(lastModifiedDateTime, now, pageable);
         ArrayList<LocationApiResponse> locationApiResponses = new ArrayList<>();
         addresses.forEach(addressLevel -> {
diff --git a/avni-server-api/src/main/java/org/avni/server/web/request/EntitySyncStatusContract.java b/avni-server-api/src/main/java/org/avni/server/web/request/EntitySyncStatusContract.java
index 14b0aa1d2..5ccdb333b 100644
--- a/avni-server-api/src/main/java/org/avni/server/web/request/EntitySyncStatusContract.java
+++ b/avni-server-api/src/main/java/org/avni/server/web/request/EntitySyncStatusContract.java
@@ -9,7 +9,7 @@
 import java.util.UUID;
 
 public class EntitySyncStatusContract {
-    private static final DateTime REALLY_OLD_DATE = new DateTime("1900-01-01T00:00:00.000Z");
+    public static final DateTime REALLY_OLD_DATE = new DateTime("1900-01-01T00:00:00.000Z");
     private String uuid;
     private String entityName;
     private DateTime loadedSince;