diff --git a/op/op.RemoveApprovalLog.php b/op/op.RemoveApprovalLog.php
index 9aa103a2d..8c971a951 100644
--- a/op/op.RemoveApprovalLog.php
+++ b/op/op.RemoveApprovalLog.php
@@ -93,7 +93,7 @@ if($approveStatus['type'] == 0) {
 	UI::exitError(getMLText("document_title", array("documentname" => htmlspecialchars($document->getName()))),getMLText("invalid_approveid"));
 
 $comment = $_POST["comment"];
-if(0 == $latestContent->removeApproval($approveid, $user, $comment)) {
+if(true === $latestContent->removeApproval($approveid, $user, $comment)) {
 	$latestContent->verifyStatus(true, $user, $msg);
 }
 header("Location:../out/out.ViewDocument.php?documentid=".$documentid."&currenttab=revapp");
diff --git a/op/op.RemoveReviewLog.php b/op/op.RemoveReviewLog.php
index 6c2582ad5..1e14c7b22 100644
--- a/op/op.RemoveReviewLog.php
+++ b/op/op.RemoveReviewLog.php
@@ -94,7 +94,7 @@ if($reviewStatus['type'] == 0) {
 
 $comment = $_POST["comment"];
 $overallStatus = $latestContent->getStatus();
-if(0 == $latestContent->removeReview($reviewid, $user, $comment)) {
+if(true === $latestContent->removeReview($reviewid, $user, $comment)) {
 	$latestContent->verifyStatus(true, $user, $msg);
 	if($notifier) {
 		$notifier->sendReviewRequestMail($latestContent, $user);