diff --git a/CHANGELOG.md b/CHANGELOG.md
index 58c66e5..4a982f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ All notable changes to this project will be documented in this file.
 ## [1.34.0]
 - Use system TLS root certificates to support self-hosted GitLab instances with internal CAs
 - Added new rule: Coze personal access token
+- Updated Supabase rule to detect project url's and validate their corresponding tokens
 
 ## [1.33.0]
 - Fixed header precedence so custom HTTP validation headers like `Accept` are preserved
diff --git a/data/rules/supabase.yml b/data/rules/supabase.yml
index 6cb4abb..c93c648 100644
--- a/data/rules/supabase.yml
+++ b/data/rules/supabase.yml
@@ -1,5 +1,5 @@
 rules:
-  - name: Supabase API Key
+  - name: Supabase Management Token
     id: kingfisher.supabase.1
     pattern: |
       (?xi)
@@ -27,4 +27,54 @@ rules:
             - report_response: true
             - type: StatusMatch
               status:
-                - 200
\ No newline at end of file
+                - 200
+  - name: Supabase Project API Key
+    id: kingfisher.supabase.2
+    pattern: |
+      (?xi)
+      \b
+      (
+        sb_secret_[a-z0-9_-]{31}
+      )
+      \b
+    min_entropy: 4.0
+    confidence: high
+    validation:
+      type: Http
+      content:
+        request:
+          method: GET
+          url: "{{SBPROJECTURL}}/rest/v1/?select=*"
+          headers:
+            Apikey: "{{TOKEN}}"
+            User-Agent: ""
+          response_matcher:
+            - report_response: true
+            - type: StatusMatch
+              status: [200]
+            - type: WordMatch
+              words:
+                - '"host":'
+    references:
+      - https://supabase.com/docs/reference/api/v1-get-an-organization
+    examples:
+      - "sb_secret_9uM4GhB0STF5R4K3HxQtlg_bzWW6DRj"
+      - "sb_secret_szE_jsbktD3pWgnfUjgahw_hcHEIOBH"
+    depends_on_rule:
+      - rule_id: "kingfisher.supabase.3"
+        variable: SBPROJECTURL
+  - name: Supabase Project URL
+    id: kingfisher.supabase.3
+    pattern: 
+      (?xi)
+      (
+        https:\/\/[a-z0-9]{16,32}\.supabase\.co
+      )
+    confidence: medium
+    min_entropy: 3.0
+    visible: false
+    validation:
+    references:
+      - https://supabase.com/docs/guides/api
+    examples:
+      - "https://ejcvydfyxzmbtfbfstnq.supabase.co"