diff --git a/api/swagger.yaml b/api/swagger.yaml
index e6365cedbc..f50e8b95ee 100644
--- a/api/swagger.yaml
+++ b/api/swagger.yaml
@@ -4443,6 +4443,10 @@ paths:
       responses:
         200:
           description: "no error"
+        404:
+          description: "repository does not exist or no read access"
+          schema:
+            $ref: "#/definitions/ErrorResponse"
         500:
           description: "server error"
           schema:
diff --git a/docs/api/v1.18.md b/docs/api/v1.18.md
index df063c20bc..0f127176f4 100644
--- a/docs/api/v1.18.md
+++ b/docs/api/v1.18.md
@@ -1294,6 +1294,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.19.md b/docs/api/v1.19.md
index d22c158d89..326679d80f 100644
--- a/docs/api/v1.19.md
+++ b/docs/api/v1.19.md
@@ -1340,6 +1340,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.20.md b/docs/api/v1.20.md
index ab83b3eca1..cdd6ee634f 100644
--- a/docs/api/v1.20.md
+++ b/docs/api/v1.20.md
@@ -1494,6 +1494,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.21.md b/docs/api/v1.21.md
index 3ab8ac0c9e..abac14f744 100644
--- a/docs/api/v1.21.md
+++ b/docs/api/v1.21.md
@@ -1587,6 +1587,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.22.md b/docs/api/v1.22.md
index 943224cabd..ca7d560ba8 100644
--- a/docs/api/v1.22.md
+++ b/docs/api/v1.22.md
@@ -1785,6 +1785,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.23.md b/docs/api/v1.23.md
index d8c39b39e1..31ff245fdd 100644
--- a/docs/api/v1.23.md
+++ b/docs/api/v1.23.md
@@ -1821,6 +1821,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error
 
 
diff --git a/docs/api/v1.24.md b/docs/api/v1.24.md
index d05ee7a2de..e99a7c25f8 100644
--- a/docs/api/v1.24.md
+++ b/docs/api/v1.24.md
@@ -1818,6 +1818,7 @@ a base64-encoded AuthConfig object.
 **Status codes**:
 
 -   **200** – no error
+-   **404** - repository does not exist or no read access
 -   **500** – server error