diff --git a/api/v1/reviews/index.php b/api/v1/reviews/index.php
new file mode 100644
index 0000000000..afdbe2f45e
--- /dev/null
+++ b/api/v1/reviews/index.php
@@ -0,0 +1,18 @@
+<?php
+/**
+ * @defgroup api_v1_reviews Reviews API requests
+ */
+
+/**
+ * @file api/v1/reviews/index.php
+ *
+ * Copyright (c) 2023 Simon Fraser University
+ * Copyright (c) 2023 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @ingroup api_v1_reviews
+ *
+ * @brief Handle API requests for reviews.
+ */
+
+return new \PKP\handler\APIHandler(new \PKP\API\v1\reviews\PKPReviewController());
diff --git a/lib/pkp b/lib/pkp
index bd6beb9088..8f88974c56 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit bd6beb908844f5e46dde14c30d47e307fff683b5
+Subproject commit 8f88974c564d6b78a4f22f10906c9b4c215faa9f
diff --git a/lib/ui-library b/lib/ui-library
index bba26a37be..67c81f61e9 160000
--- a/lib/ui-library
+++ b/lib/ui-library
@@ -1 +1 @@
-Subproject commit bba26a37be92686ff8329cbbab3de0fc9437a1b8
+Subproject commit 67c81f61e99b8dae34f017a185f50ca3d256db52
diff --git a/registry/uiLocaleKeysBackend.json b/registry/uiLocaleKeysBackend.json
index be2dcae340..2f95c77000 100644
--- a/registry/uiLocaleKeysBackend.json
+++ b/registry/uiLocaleKeysBackend.json
@@ -123,6 +123,32 @@
   "publication.status.published",
   "publication.status.unpublished",
   "publication.version",
+  "reviewer.article.recommendation",
+  "reviewer.submission.acceptedOn",
+  "reviewer.submission.responseDueDate",
+  "reviewer.submission.reviewDueDate",
+  "reviewer.submission.reviewRequestDate",
+  "reviewer.submission.reviewRound.attachments",
+  "reviewer.submission.reviewRound.attachments.description",
+  "reviewer.submission.reviewRound.comments",
+  "reviewer.submission.reviewRound.comments.authorAndEditor",
+  "reviewer.submission.reviewRound.comments.editorOnly",
+  "reviewer.submission.reviewRound.comments.prefix",
+  "reviewer.submission.reviewRound.emailLog",
+  "reviewer.submission.reviewRound.emailLog.defaultMessage",
+  "reviewer.submission.reviewRound.files",
+  "reviewer.submission.reviewRound.files.description",
+  "reviewer.submission.reviewRound.general",
+  "reviewer.submission.reviewRound.info",
+  "reviewer.submission.reviewRound.info.modal.title",
+  "reviewer.submission.reviewRound.info.read",
+  "reviewer.submission.reviewRound.info.submittedOn",
+  "reviewer.submission.reviewRound.metadata",
+  "reviewer.submission.reviewRound.metadata.abstract",
+  "reviewer.submission.reviewRound.metadata.keywords",
+  "reviewer.submission.reviewRound.metadata.type",
+  "reviewer.submission.reviewRound.reviewDeclineDate",
+  "reviewer.submission.submittedOn",
   "stats.countWithYearlyAverage",
   "stats.descriptionForStat",
   "submission.list.assignEditor",
@@ -142,7 +168,6 @@
   "submission.list.reviewsCompleted",
   "submission.list.revisionsSubmitted",
   "submission.publication",
-  "submission.round",
   "submission.submit.newSubmissionSingle",
   "submission.upload.percentComplete",
   "submissions.incomplete",