diff --git a/README.md b/README.md
index f19369d..52c033a 100644
--- a/README.md
+++ b/README.md
@@ -71,13 +71,13 @@ components:
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 4.0 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 4.0, < 6.0.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 4.0 |
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 4.0, < 6.0.0 |
 
 ## Modules
 
diff --git a/src/README.md b/src/README.md
index 6de4a43..b13f5ec 100644
--- a/src/README.md
+++ b/src/README.md
@@ -51,13 +51,13 @@ components:
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 4.0 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 4.0, < 6.0.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 4.0 |
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 4.0, < 6.0.0 |
 
 ## Modules