diff --git a/app/Console/Commands/Twitter/WeeklyImpactReportTweet.php b/app/Console/Commands/Twitter/WeeklyImpactReportTweet.php
index fcb19b86c..00df3c710 100644
--- a/app/Console/Commands/Twitter/WeeklyImpactReportTweet.php
+++ b/app/Console/Commands/Twitter/WeeklyImpactReportTweet.php
@@ -5,6 +5,7 @@
 use App\Helpers\Twitter;
 use Illuminate\Console\Command;
 use Spatie\Browsershot\Browsershot;
+use App\Services\InstagramService;
 
 class WeeklyImpactReportTweet extends Command
 {
@@ -37,11 +38,15 @@ public function handle()
         $msg = "Weekly Impact Report for week $week of $year. Join us at openlittermap.com #litter #citizenscience #impact #openlittermap";
 
         // Tweet the image
-        Twitter::sendTweetWithImage($msg, $path);
+        // Twitter::sendTweetWithImage($msg, $path);
+
+        // Post to Instagram bot
+        $instagramService = new InstagramService();
+        $instagramService->postToInstagram($path, $msg);
 
         $this->info("Tweet sent");
 
         // Delete the image
-        unlink($path);
+        // unlink($path);
     }
 }
diff --git a/app/Http/Controllers/Reports/GenerateImpactReportController.php b/app/Http/Controllers/Reports/GenerateImpactReportController.php
index 8368e4973..5c6458538 100644
--- a/app/Http/Controllers/Reports/GenerateImpactReportController.php
+++ b/app/Http/Controllers/Reports/GenerateImpactReportController.php
@@ -159,8 +159,8 @@ protected function getStartEndDates ($period, $year, $monthOrWeek): array
         if ($period === 'weekly')
         {
             if ($year === null || $monthOrWeek === null) {
-                $start = now()->startOfWeek()->toDateTimeString();
-                $end = now()->endOfWeek()->toDateTimeString();
+                $start = now()->subWeek()->startOfWeek()->toDateTimeString();
+                $end = now()->subWeek()->endOfWeek()->toDateTimeString();
             } else {
                 $start = Carbon::now()->setISODate($year, $monthOrWeek)->startOfWeek()->toDateTimeString();
                 $end = Carbon::now()->setISODate($year, $monthOrWeek)->endOfWeek()->toDateTimeString();
diff --git a/app/Services/InstagramService.php b/app/Services/InstagramService.php
new file mode 100644
index 000000000..aa0553ddf
--- /dev/null
+++ b/app/Services/InstagramService.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace App\Services;
+
+use Illuminate\Support\Facades\Http;
+
+class InstagramService
+{
+    protected string $accessToken;
+    protected string $instagramAccountId;
+
+    public function __construct ()
+    {
+        $this->accessToken = env('INSTAGRAM_ACCESS_TOKEN');
+        $this->instagramAccountId = env('INSTAGRAM_APP_ID');
+    }
+
+    /**
+     * Step 1: Create a media container with the image URL and caption.
+     */
+    public function createMediaContainer ($imageUrl, $caption)
+    {
+        $endpoint = "https://graph.facebook.com/v17.0/{$this->instagramAccountId}/media";
+
+        $response = Http::post($endpoint, [
+            'image_url' => $imageUrl,
+            'caption' => $caption,
+            'access_token' => $this->accessToken,
+        ]);
+
+        return $response->json();
+    }
+
+    /**
+     * Step 2: Publish the media container as a post on Instagram.
+     */
+    public function publishMedia ($creationId)
+    {
+        $endpoint = "https://graph.facebook.com/v17.0/{$this->instagramAccountId}/media_publish";
+
+        $response = Http::post($endpoint, [
+            'creation_id' => $creationId,
+            'access_token' => $this->accessToken,
+        ]);
+
+        return $response->json();
+    }
+
+    /**
+     * Wrapper function to create and publish a post.
+     */
+    public function postToInstagram ($imageUrl, $caption)
+    {
+        // Create media container
+        $container = $this->createMediaContainer($imageUrl, $caption);
+
+        if (isset($container['id'])) {
+            return $this->publishMedia($container['id']);
+        }
+
+        // Return error if container creation fails
+        return $container;
+    }
+}