diff --git a/src/main/java/com/spotify/github/v3/prs/ReviewComment.java b/src/main/java/com/spotify/github/v3/prs/ReviewComment.java
new file mode 100644
index 00000000..d42854df
--- /dev/null
+++ b/src/main/java/com/spotify/github/v3/prs/ReviewComment.java
@@ -0,0 +1,60 @@
+/*-
+ * -\-\-
+ * github-client
+ * --
+ * Copyright (C) 2016 - 2020 Spotify AB
+ * --
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * -/-/-
+ */
+
+package com.spotify.github.v3.prs;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.spotify.github.GithubStyle;
+import org.immutables.value.Value;
+
+/**
+ * Comment parameters for a draft review.
+ *
+ * @see "https://developer.github.com/v3/pulls/reviews/#input"
+ */
+@Value.Immutable
+@GithubStyle
+@JsonSerialize(as = ImmutableReviewComment.class)
+@JsonDeserialize(as = ImmutableReviewComment.class)
+@JsonInclude(JsonInclude.Include.NON_ABSENT)
+public abstract class ReviewComment {
+    /**
+     * Relative path to the file that necessitates a review comment.
+     *
+     * @return the path to the file.
+     */
+    public abstract String path();
+
+    /**
+     * Position in the diff where you want to add a review comment.
+     *
+     * @return the position in the diff.
+     */
+    public abstract int position();
+
+    /**
+     * Text of the review comment.
+     *
+     * @return the text of the review.
+     */
+    public abstract String body();
+}
diff --git a/src/main/java/com/spotify/github/v3/prs/ReviewParameters.java b/src/main/java/com/spotify/github/v3/prs/ReviewParameters.java
index 279b59db..e058baae 100644
--- a/src/main/java/com/spotify/github/v3/prs/ReviewParameters.java
+++ b/src/main/java/com/spotify/github/v3/prs/ReviewParameters.java
@@ -24,6 +24,8 @@
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import com.spotify.github.GithubStyle;
+
+import java.util.List;
 import java.util.Optional;
 import org.immutables.value.Value;
 
@@ -60,5 +62,10 @@ public abstract class ReviewParameters {
      */
     public abstract String event();
 
-    // FIXME: add the missing input for reviews: array of comment objects.
+    /**
+     * List of comments for a non-approve review.
+     *
+     * @return the list of comments for the review.
+     */
+    public abstract List<ReviewComment> comments();
 }
diff --git a/src/test/java/com/spotify/github/v3/prs/ReviewParametersTest.java b/src/test/java/com/spotify/github/v3/prs/ReviewParametersTest.java
new file mode 100644
index 00000000..33d6e5f3
--- /dev/null
+++ b/src/test/java/com/spotify/github/v3/prs/ReviewParametersTest.java
@@ -0,0 +1,53 @@
+/*-
+ * -\-\-
+ * github-client
+ * --
+ * Copyright (C) 2016 - 2020 Spotify AB
+ * --
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * -/-/-
+ */
+
+package com.spotify.github.v3.prs;
+
+import com.google.common.io.Resources;
+import com.spotify.github.jackson.Json;
+import org.junit.Test;
+
+import java.io.IOException;
+
+import static com.google.common.io.Resources.getResource;
+import static java.nio.charset.Charset.defaultCharset;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+public class ReviewParametersTest {
+    @Test
+    public void testDeserialization() throws IOException {
+        final String fixture =
+                Resources.toString(
+                        getResource(this.getClass(), "create_review.json"),
+                        defaultCharset());
+        final ReviewParameters reviewParameters =
+                Json.create().fromJson(fixture, ReviewParameters.class);
+        assertThat(reviewParameters.event(), is("APPROVE"));
+        assertThat(reviewParameters.commitId().get(), is("some_commit_id"));
+        assertThat(reviewParameters.body().get(), is("some_approval_comment"));
+        assertThat(reviewParameters.comments().size(), is(1));
+
+        final ReviewComment reviewComment = reviewParameters.comments().get(0);
+        assertThat(reviewComment.path(), is("some_file.txt"));
+        assertThat(reviewComment.position(), is(2));
+        assertThat(reviewComment.body(), is("some_comment_on_file.txt"));
+    }
+}
diff --git a/src/test/resources/com/spotify/github/v3/prs/create_review.json b/src/test/resources/com/spotify/github/v3/prs/create_review.json
new file mode 100644
index 00000000..541afcde
--- /dev/null
+++ b/src/test/resources/com/spotify/github/v3/prs/create_review.json
@@ -0,0 +1,12 @@
+{
+  "commit_id": "some_commit_id",
+  "body": "some_approval_comment",
+  "event": "APPROVE",
+  "comments": [
+    {
+      "path": "some_file.txt",
+      "position": 2,
+      "body": "some_comment_on_file.txt"
+    }
+  ]
+}
\ No newline at end of file