diff --git a/api-ref/source/v2/limits.inc b/api-ref/source/v2/limits.inc
index 668e05ffac3..7503d434a02 100644
--- a/api-ref/source/v2/limits.inc
+++ b/api-ref/source/v2/limits.inc
@@ -22,7 +22,7 @@ for the item is infinite.
 
 Normal response codes: 200
 
-Error response codes: 403
+Error response codes: forbidden(403)
 
 Request
 -------
diff --git a/api-ref/source/v2/qos-specs-v2-qos-specs.inc b/api-ref/source/v2/qos-specs-v2-qos-specs.inc
index 0bce3193ae3..64514c19087 100644
--- a/api-ref/source/v2/qos-specs-v2-qos-specs.inc
+++ b/api-ref/source/v2/qos-specs-v2-qos-specs.inc
@@ -141,7 +141,9 @@ Shows details for a QoS specification.
 
 Normal response codes: 200
 
-Error response codes: 413, 405, 404, 403, 401, 400, 503
+Error response codes: Request Entity Too Large(413), badMethod(405),
+itemNotFound(404), forbidden(403), unauthorized(401), badRequest(400),
+serviceUnavailable(503)
 
 
 Request
diff --git a/api-ref/source/v2/quota-classes.inc b/api-ref/source/v2/quota-classes.inc
index ed7e90c86a5..6a13272d822 100644
--- a/api-ref/source/v2/quota-classes.inc
+++ b/api-ref/source/v2/quota-classes.inc
@@ -17,7 +17,7 @@ resource exists, then the default value will be reported.
 
 Normal response codes: 200
 
-Error response codes: 403, 404
+Error response codes: forbidden(403), itemNotFound(404)
 
 
 Request
@@ -60,7 +60,7 @@ exist, then the API will create one.
 
 Normal response codes: 200
 
-Error response codes: 400, 403, 404
+Error response codes: badRequest(400), forbidden(403), itemNotFound(404)
 
 
 Request
diff --git a/api-ref/source/v3/limits.inc b/api-ref/source/v3/limits.inc
index dfe96e1c051..0e6909e9fbf 100644
--- a/api-ref/source/v3/limits.inc
+++ b/api-ref/source/v3/limits.inc
@@ -22,7 +22,7 @@ for the item is infinite.
 
 Normal response codes: 200
 
-Error response codes: 403
+Error response codes: forbidden(403)
 
 Request
 -------
diff --git a/api-ref/source/v3/qos-specs-v3-qos-specs.inc b/api-ref/source/v3/qos-specs-v3-qos-specs.inc
index ac7ff77f78e..a765c049ca8 100644
--- a/api-ref/source/v3/qos-specs-v3-qos-specs.inc
+++ b/api-ref/source/v3/qos-specs-v3-qos-specs.inc
@@ -146,7 +146,9 @@ Shows details for a QoS specification.
 
 Normal response codes: 200
 
-Error response codes: 413,405,404,403,401,400,503
+Error response codes: Request Entity Too Large(413), badMethod(405),
+itemNotFound(404), forbidden(403), unauthorized(401), badRequest(400),
+serviceUnavailable(503)
 
 
 Request
diff --git a/api-ref/source/v3/quota-classes.inc b/api-ref/source/v3/quota-classes.inc
index 3de6e4376ef..9653c60a3ec 100644
--- a/api-ref/source/v3/quota-classes.inc
+++ b/api-ref/source/v3/quota-classes.inc
@@ -17,7 +17,7 @@ resource exists, then the default value will be reported.
 
 Normal response codes: 200
 
-Error response codes: 403, 404
+Error response codes: forbidden(403), itemNotFound(404)
 
 
 Request
@@ -61,7 +61,7 @@ exist, then the API will create one.
 
 Normal response codes: 200
 
-Error response codes: 400, 403, 404
+Error response codes: badRequest(400), forbidden(403), itemNotFound(404)
 
 
 Request