diff --git a/health-services/libraries/health-services-models/src/main/java/org/egov/common/models/project/ProjectStaffSearch.java b/health-services/libraries/health-services-models/src/main/java/org/egov/common/models/project/ProjectStaffSearch.java
index 4251ea9444f..34d32ba5ff2 100644
--- a/health-services/libraries/health-services-models/src/main/java/org/egov/common/models/project/ProjectStaffSearch.java
+++ b/health-services/libraries/health-services-models/src/main/java/org/egov/common/models/project/ProjectStaffSearch.java
@@ -37,8 +37,7 @@ public class ProjectStaffSearch   {
     private String tenantId = null;
 
     @JsonProperty("staffId")
-    @Size(min=2,max=64) 
-    private String staffId = null;
+    private List<String> staffId = null;
 
     @JsonProperty("projectId")
     @Size(min=2,max=64)
diff --git a/health-services/project/src/test/java/org/egov/project/service/ProjectStaffServiceSearchTest.java b/health-services/project/src/test/java/org/egov/project/service/ProjectStaffServiceSearchTest.java
index da9a54274ba..8bd7322d92d 100644
--- a/health-services/project/src/test/java/org/egov/project/service/ProjectStaffServiceSearchTest.java
+++ b/health-services/project/src/test/java/org/egov/project/service/ProjectStaffServiceSearchTest.java
@@ -50,7 +50,7 @@ void shouldNotRaiseExceptionIfNoProjectStaffFound() throws Exception {
                 any(Integer.class), any(String.class), eq(null), any(Boolean.class)))
                 .thenReturn(Collections.emptyList());
         ProjectStaffSearch projectStaffSearch = ProjectStaffSearch.builder()
-                .id(Collections.singletonList("ID101")).staffId("some-user-id").build();
+                .id(Collections.singletonList("ID101")).staffId(Collections.singletonList("some-user-id")).build();
         ProjectStaffSearchRequest projectStaffSearchRequest = ProjectStaffSearchRequest.builder()
                 .projectStaff(projectStaffSearch).requestInfo(RequestInfoTestBuilder.builder()
                         .withCompleteRequestInfo().build()).build();