diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-02-02/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-02-02/blob.json
index f773921ec123..b152ce3f03d5 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-02-02/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-02-02/blob.json
@@ -8635,6 +8635,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-07-07/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-07-07/blob.json
index 69f5b01b2199..fb6675701e05 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-07-07/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-07-07/blob.json
@@ -8783,6 +8783,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-12-12/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-12-12/blob.json
index 4ec4e2e6feaf..9060b2e5b6ee 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-12-12/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2019-12-12/blob.json
@@ -10223,6 +10223,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-02-10/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-02-10/blob.json
index ab435ac4199d..9ad8dcb57c33 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-02-10/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-02-10/blob.json
@@ -10292,6 +10292,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-04-08/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-04-08/blob.json
index ee9da931eb8b..5cdc6c4bc24b 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-04-08/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-04-08/blob.json
@@ -10674,6 +10674,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-06-12/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-06-12/blob.json
index 9f9f82f6e445..c1c39fd75f3e 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-06-12/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-06-12/blob.json
@@ -11031,6 +11031,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",
diff --git a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-08-04/blob.json b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-08-04/blob.json
index 9fdfd5e7ec20..a74f6cb48c1a 100644
--- a/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-08-04/blob.json
+++ b/specification/storage/data-plane/Microsoft.BlobStorage/preview/2020-08-04/blob.json
@@ -11038,6 +11038,7 @@
         "BlobNotFound",
         "BlobOverwritten",
         "BlobTierInadequateForContentLength",
+        "BlobUsesCustomerSpecifiedEncryption",
         "BlockCountExceedsLimit",
         "BlockListTooLong",
         "CannotChangeToLowerTier",