diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,15 @@
+# Version [0.6.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/v0.5.0.0...v0.6.0.0) (2022-08-31)
+
+* Additions
+  * HTTP Error `425`
+    * `BlockfrostMempoolFullOrPinQueueFull` to `BlockfrostError` 
+      * related to `/tx/submit` endpoint
+      * or to `IPFS` pinning `/ipfs/pin/add/{IPFS_path}` endpoint
+  * `Preprod` and `Preview` environments
+
+* Changes
+  * Order of results returned by `allPages` is now the same as returned by the API. Was unintentionally reversed before.
+
 # Version [0.4.0.2](https://github.com/blockfrost/blockfrost-haskell/compare/v0.4.0.1...client-core-0.4.0.2) (2022-06-06)
 
 * Allow blockfrost-api `0.5`
diff --git a/blockfrost-client-core.cabal b/blockfrost-client-core.cabal
--- a/blockfrost-client-core.cabal
+++ b/blockfrost-client-core.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                blockfrost-client-core
-version:             0.4.0.2
+version:             0.6.0.0
 synopsis:            blockfrost.io common client definitions / instances
 description:         HasClient for our auth
 homepage:            https://github.com/blockfrost/blockfrost-haskell
@@ -44,7 +44,7 @@
                       , Blockfrost.Client.Tag
                       , Blockfrost.Client.UserAgent
    build-depends:       base                     >= 4.7 && < 5
-                      , blockfrost-api           >= 0.4
+                      , blockfrost-api           >= 0.6
                       , aeson
                       , bytestring
                       , case-insensitive
diff --git a/src/Blockfrost/Client/Core.hs b/src/Blockfrost/Client/Core.hs
--- a/src/Blockfrost/Client/Core.hs
+++ b/src/Blockfrost/Client/Core.hs
@@ -67,6 +67,8 @@
 subdomainByEnv Ipfs      = pure "ipfs"
 subdomainByEnv Mainnet   = pure "cardano-mainnet"
 subdomainByEnv Testnet   = pure "cardano-testnet"
+subdomainByEnv Preprod   = pure "cardano-preprod"
+subdomainByEnv Preview   = pure "cardano-preview"
 subdomainByEnv Localhost = Nothing
 
 -- | Read file according to BLOCKFROST_TOKEN_PATH environment variable name.
@@ -91,6 +93,7 @@
   | BlockfrostTokenMissing Text -- 403
   | BlockfrostNotFound          -- 404
   | BlockfrostIPBanned          -- 418
+  | BlockfrostMempoolFullOrPinQueueFull -- 425
   | BlockfrostUsageLimitReached -- 429
   | BlockfrostFatal Text        -- 500
   | ServantClientError ClientError
@@ -107,6 +110,8 @@
         BlockfrostNotFound
     | s == status418 ->
         BlockfrostIPBanned
+    | s == mkStatus 425 "Mempool Full (TXs) or Pin Queue Full (IPFS)" ->
+        BlockfrostMempoolFullOrPinQueueFull
     | s == status429 ->
         BlockfrostUsageLimitReached
     | s == status500 ->
diff --git a/src/Blockfrost/Client/Pagination.hs b/src/Blockfrost/Client/Pagination.hs
--- a/src/Blockfrost/Client/Pagination.hs
+++ b/src/Blockfrost/Client/Pagination.hs
@@ -41,7 +41,7 @@
           xs | length xs < maxPageSize -> pure xs
           xs -> do
             next <- fetch (nextPage page')
-            pure $ next ++ xs
+            pure $ xs ++ next
   fetch def
 
 instance HasClient m subApi => HasClient m (Pagination :> subApi) where