diff --git a/CRM/Contribute/Form/Search.php b/CRM/Contribute/Form/Search.php
index 295ff79b39f9..018622a61502 100644
--- a/CRM/Contribute/Form/Search.php
+++ b/CRM/Contribute/Form/Search.php
@@ -70,15 +70,6 @@ public function preProcess() {
 
     parent::preProcess();
 
-    //membership ID
-    $memberShipId = CRM_Utils_Request::retrieve('memberId', 'Positive', $this);
-    if (isset($memberShipId)) {
-      $this->_formValues['contribution_membership_id'] = $memberShipId;
-    }
-    $participantId = CRM_Utils_Request::retrieve('participantId', 'Positive', $this);
-    if (isset($participantId)) {
-      $this->_formValues['contribution_participant_id'] = $participantId;
-    }
 
     $this->_queryParams = CRM_Contact_BAO_Query::convertFormValues($this->_formValues);
     $selector = new CRM_Contribute_Selector_Search($this->_queryParams,
@@ -131,6 +122,18 @@ public function setDefaultValues() {
         'Completed'
       );
     }
+
+    // The membership or contribution id could be set on the form if viewing
+    // an embedded block on ParticipantView or MembershipView.
+    $memberShipId = CRM_Utils_Request::retrieve('memberId', 'Positive', $this);
+    if (isset($memberShipId)) {
+      $this->_defaults['contribution_membership_id'] = $memberShipId;
+    }
+    $participantId = CRM_Utils_Request::retrieve('participantId', 'Positive', $this);
+    if (isset($participantId)) {
+      $this->_defaults['contribution_participant_id'] = $participantId;
+    }
+
     return $this->_defaults;
   }