diff --git a/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/Credentials.java b/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/Credentials.java
index a5354856b93..a40032f1612 100644
--- a/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/Credentials.java
+++ b/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/Credentials.java
@@ -70,6 +70,7 @@ public CredentialListResult simpleQuery(
             @PathParam("scopeId") ScopeId scopeId,
             @QueryParam("userId") EntityId userId,
             @QueryParam("sortParam") String sortParam,
+            @QueryParam("askTotalCount") boolean askTotalCount,
             @QueryParam("sortDir") @DefaultValue("ASCENDING") SortOrder sortDir,
             @QueryParam("offset") @DefaultValue("0") int offset,
             @QueryParam("limit") @DefaultValue("50") int limit) throws KapuaException {
@@ -86,6 +87,7 @@ public CredentialListResult simpleQuery(
 
         query.setOffset(offset);
         query.setLimit(limit);
+        query.setAskTotalCount(askTotalCount);
 
         return query(scopeId, query);
     }
diff --git a/rest-api/resources/src/main/resources/openapi/credential/credential-scopeId.yaml b/rest-api/resources/src/main/resources/openapi/credential/credential-scopeId.yaml
index 94d597c0166..dae9e2824b8 100644
--- a/rest-api/resources/src/main/resources/openapi/credential/credential-scopeId.yaml
+++ b/rest-api/resources/src/main/resources/openapi/credential/credential-scopeId.yaml
@@ -35,6 +35,7 @@ paths:
               - ASCENDING
               - DESCENDING
             default: ASCENDING
+        - $ref: '../openapi.yaml#/components/parameters/askTotalCount'
         - $ref: '../openapi.yaml#/components/parameters/limit'
         - $ref: '../openapi.yaml#/components/parameters/offset'