1 files changed, 3 insertions, 3 deletions

diff --git a/client/src/app/shared/rest/rest.service.ts b/client/src/app/shared/rest/rest.service.ts
index cd6db1f3c..78558851a 100644
--- a/client/src/app/shared/rest/rest.service.ts
+++ b/client/src/app/shared/rest/rest.service.ts
@@ -46,7 +46,7 @@ export class RestService {
   addObjectParams (params: HttpParams, object: { [ name: string ]: any }) {
     for (const name of Object.keys(object)) {
       const value = object[name]
-      if (!value) continue
+      if (value === undefined || value === null) continue
 
       if (Array.isArray(value) && value.length !== 0) {
         for (const v of value) params = params.append(name, v)
@@ -93,7 +93,7 @@ export class RestService {
 
                                     return t
                                   })
-                                  .filter(t => !!t)
+                                  .filter(t => !!t || t === 0)
 
       if (matchedTokens.length === 0) continue
 
@@ -103,7 +103,7 @@ export class RestService {
     }
 
     return {
-      search: searchTokens.join(' '),
+      search: searchTokens.join(' ') || undefined,
 
       ...additionalFilters
     }