diff --git a/plugins/git-release-manager/src/api/GitReleaseApiClient.ts b/plugins/git-release-manager/src/api/GitReleaseApiClient.ts
index b1c2b5b5ac..0de2893fd9 100644
--- a/plugins/git-release-manager/src/api/GitReleaseApiClient.ts
+++ b/plugins/git-release-manager/src/api/GitReleaseApiClient.ts
@@ -213,12 +213,14 @@ export class GitReleaseApiClient implements GitReleaseApi {
     });
 
     return {
-      sha: latestCommit.sha,
-      htmlUrl: latestCommit.html_url,
       commit: {
-        message: latestCommit.commit.message,
+        sha: latestCommit.sha,
+        htmlUrl: latestCommit.html_url,
+        commit: {
+          message: latestCommit.commit.message,
+        },
+        createdAt: latestCommit.commit.committer?.date,
       },
-      createdAt: latestCommit.commit.committer?.date,
     };
   };
 
@@ -568,12 +570,14 @@ export interface GitReleaseApi {
       ref: string;
     } & OwnerRepo,
   ) => Promise<{
-    sha: string;
-    htmlUrl: string;
     commit: {
-      message: string;
+      sha: string;
+      htmlUrl: string;
+      commit: {
+        message: string;
+      };
+      createdAt?: string;
     };
-    createdAt?: string;
   }>;
 
   getBranch: (
diff --git a/plugins/git-release-manager/src/features/CreateReleaseCandidate/hooks/useCreateReleaseCandidate.ts b/plugins/git-release-manager/src/features/CreateReleaseCandidate/hooks/useCreateReleaseCandidate.ts
index af07bfe3c9..49acf13aa3 100644
--- a/plugins/git-release-manager/src/features/CreateReleaseCandidate/hooks/useCreateReleaseCandidate.ts
+++ b/plugins/git-release-manager/src/features/CreateReleaseCandidate/hooks/useCreateReleaseCandidate.ts
@@ -70,7 +70,7 @@ export function useCreateReleaseCandidate({
    * (1) Get the default branch's most recent commit
    */
   const [latestCommitRes, run] = useAsyncFn(async () => {
-    const latestCommit = await pluginApiClient
+    const { commit: latestCommit } = await pluginApiClient
       .getCommit({
         owner: project.owner,
         repo: project.repo,
diff --git a/plugins/git-release-manager/src/features/PromoteRc/hooks/usePromoteRc.ts b/plugins/git-release-manager/src/features/PromoteRc/hooks/usePromoteRc.ts
index 7980b38ed8..ff164dc5eb 100644
--- a/plugins/git-release-manager/src/features/PromoteRc/hooks/usePromoteRc.ts
+++ b/plugins/git-release-manager/src/features/PromoteRc/hooks/usePromoteRc.ts
@@ -52,7 +52,7 @@ export function usePromoteRc({
    * (1) Fetch most recent release branch commit
    */
   const [latestReleaseBranchCommitSha, run] = useAsyncFn(async () => {
-    const latestCommit = await pluginApiClient
+    const { commit: latestCommit } = await pluginApiClient
       .getCommit({
         owner: project.owner,
         repo: project.repo,
diff --git a/plugins/git-release-manager/src/features/Stats/helpers/getTagDates.ts b/plugins/git-release-manager/src/features/Stats/helpers/getTagDates.ts
index f69d853ae7..ce76eccc54 100644
--- a/plugins/git-release-manager/src/features/Stats/helpers/getTagDates.ts
+++ b/plugins/git-release-manager/src/features/Stats/helpers/getTagDates.ts
@@ -58,10 +58,7 @@ export const getTagDates = async ({
   }
 
   if (startTag.tagType === 'commit' && endTag.tagType === 'commit') {
-    const [
-      { createdAt: startDate },
-      { createdAt: endDate },
-    ] = await Promise.all([
+    const [{ commit: startCommit }, { commit: endCommit }] = await Promise.all([
       pluginApiClient.getCommit({
         owner: project.owner,
         repo: project.repo,
@@ -75,13 +72,13 @@ export const getTagDates = async ({
     ]);
 
     return {
-      startDate,
-      endDate,
+      startDate: startCommit.createdAt,
+      endDate: endCommit.createdAt,
     };
   }
 
   if (startTag.tagType === 'tag' && endTag.tagType === 'commit') {
-    const [{ date: startDate }, { createdAt: endDate }] = await Promise.all([
+    const [{ date: startDate }, { commit: endCommit }] = await Promise.all([
       getCommitFromTag({ pluginApiClient, project, tag: startTag }),
       pluginApiClient.getCommit({
         owner: project.owner,
@@ -92,12 +89,12 @@ export const getTagDates = async ({
 
     return {
       startDate,
-      endDate,
+      endDate: endCommit.createdAt,
     };
   }
 
   if (startTag.tagType === 'commit' && endTag.tagType === 'tag') {
-    const [{ createdAt: startDate }, { date: endDate }] = await Promise.all([
+    const [{ commit: startCommit }, { date: endDate }] = await Promise.all([
       pluginApiClient.getCommit({
         owner: project.owner,
         repo: project.repo,
@@ -107,7 +104,7 @@ export const getTagDates = async ({
     ]);
 
     return {
-      startDate,
+      startDate: startCommit.createdAt,
       endDate,
     };
   }
@@ -131,7 +128,7 @@ async function getCommitFromTag({
     repo: project.repo,
     tagSha: tag.tagSha,
   });
-  const startCommit = await pluginApiClient.getCommit({
+  const { commit: startCommit } = await pluginApiClient.getCommit({
     owner: project.owner,
     repo: project.repo,
     ref: singleTag.objectSha,
diff --git a/plugins/git-release-manager/src/test-helpers/test-helpers.ts b/plugins/git-release-manager/src/test-helpers/test-helpers.ts
index fc6e09ff0c..b89e6a65d5 100644
--- a/plugins/git-release-manager/src/test-helpers/test-helpers.ts
+++ b/plugins/git-release-manager/src/test-helpers/test-helpers.ts
@@ -218,12 +218,14 @@ export const mockApiClient: GitReleaseApi = {
   })),
 
   getCommit: jest.fn(async () => ({
-    sha: 'latestCommit.sha',
-    htmlUrl: 'latestCommit.html_url',
     commit: {
-      message: 'latestCommit.commit.message',
+      sha: 'latestCommit.sha',
+      htmlUrl: 'latestCommit.html_url',
+      commit: {
+        message: 'latestCommit.commit.message',
+      },
+      createdAt: '2021-01-01T10:11:12Z',
     },
-    createdAt: '2021-01-01T10:11:12Z',
   })),
 
   getBranch: jest.fn(async () => ({