diff --git a/docs/runtimes.mdx b/docs/runtimes.mdx
index 49a0a85a6..59fdae1c8 100644
--- a/docs/runtimes.mdx
+++ b/docs/runtimes.mdx
@@ -146,12 +146,12 @@ into this:
 functions:
     hello:
         # ...
-        runtime: provided.al2
+        runtime: provided.al2023
         layers:
             - 'arn:aws:lambda:us-east-1:873528684822:layer:php-84:21'
 ```
 
-☝️ `provided.al2` [is the generic Linux environment for custom runtimes](https://docs.aws.amazon.com/lambda/latest/dg/runtimes-custom.html#runtimes-custom-use), and the `layers` config points to Bref's AWS Lambda layers.
+☝️ `provided.al2023` [is the generic Linux environment for custom runtimes](https://docs.aws.amazon.com/lambda/latest/dg/runtimes-custom.html#runtimes-custom-use), and the `layers` config points to Bref's AWS Lambda layers.
 
 Thanks to the Bref plugin, our `serverless.yml` is simpler. It also automatically adapts to the AWS region in use, and automatically points to the correct layer version. You can learn more about "layers" [in this page](./runtimes/runtimes-details.mdx).
 
@@ -161,7 +161,7 @@ If you want to reference AWS Lambda layers directly (instead of using the simple
 service: app
 provider:
     name: aws
-    runtime: provided.al2
+    runtime: provided.al2023
 plugins:
     - ./vendor/bref/bref
 functions:
diff --git a/docs/runtimes/runtimes-details.mdx b/docs/runtimes/runtimes-details.mdx
index 5230fb3dd..3ecdecf57 100644
--- a/docs/runtimes/runtimes-details.mdx
+++ b/docs/runtimes/runtimes-details.mdx
@@ -32,7 +32,7 @@ provider:
 functions:
     hello:
         # ...
-        runtime: provided.al2
+        runtime: provided.al2023
         layers:
             - 'arn:aws:lambda:us-east-1:873528684822:layer:php-84:21'
 ```
@@ -47,7 +47,7 @@ Resources:
         Type: AWS::Serverless::Function
         Properties:
             # ...
-            Runtime: provided.al2
+            Runtime: provided.al2023
             Layers:
                 - 'arn:aws:lambda:us-east-1:873528684822:layer:php-84:21'
 ```
diff --git a/tests/FpmRuntime/Functional/serverless.yml b/tests/FpmRuntime/Functional/serverless.yml
index 07c108f43..66bf3ea41 100644
--- a/tests/FpmRuntime/Functional/serverless.yml
+++ b/tests/FpmRuntime/Functional/serverless.yml
@@ -2,7 +2,7 @@ service: bref-tests
 
 provider:
     name: aws
-    runtime: provided.al2
+    runtime: provided.al2023
     region: eu-west-1
     profile: bref-tests
     apiGateway:
diff --git a/tests/Sam/template.yaml b/tests/Sam/template.yaml
index c78dcd7c6..05ca94f6b 100644
--- a/tests/Sam/template.yaml
+++ b/tests/Sam/template.yaml
@@ -8,7 +8,7 @@ Resources:
             FunctionName: 'bref-tests-function'
             CodeUri: ../..
             Handler: tests/Sam/Php/function.php
-            Runtime: provided.al2
+            Runtime: provided.al2023
             Layers:
                 - 'arn:aws:lambda:us-east-1:873528684822:layer:php-74:18'
             Environment:
@@ -21,7 +21,7 @@ Resources:
             FunctionName: 'bref-tests-http'
             CodeUri: ../..
             Handler: tests/Sam/PhpFpm/index.php
-            Runtime: provided.al2
+            Runtime: provided.al2023
             Layers:
                 - 'arn:aws:lambda:us-east-1:873528684822:layer:php-74-fpm:18'
             Events:
@@ -40,7 +40,7 @@ Resources:
             FunctionName: 'bref-tests-http-missing-handler'
             CodeUri: ../..
             Handler: tests/Sam/PhpFpm/UNKNOWN.php
-            Runtime: provided.al2
+            Runtime: provided.al2023
             Layers:
                 - 'arn:aws:lambda:us-east-1:873528684822:layer:php-74-fpm:18'
             Events:
@@ -56,7 +56,7 @@ Resources:
             FunctionName: 'bref-tests-psr7'
             CodeUri: ../..
             Handler: tests/Sam/Php/psr7.php
-            Runtime: provided.al2
+            Runtime: provided.al2023
             Layers:
                 - 'arn:aws:lambda:us-east-1:873528684822:layer:php-74:18'
             Events: