diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+## 0.1.1.1
+
+* Support `text-2.1`.
+
 ## 0.1.1
 
 * Introduce `ByteString` backend (thanks @oberblastmeister for the idea).
diff --git a/src/Data/Text/Builder/Linear/Core.hs b/src/Data/Text/Builder/Linear/Core.hs
--- a/src/Data/Text/Builder/Linear/Core.hs
+++ b/src/Data/Text/Builder/Linear/Core.hs
@@ -24,7 +24,6 @@
 
 import Data.ByteString.Internal (ByteString (..))
 import Data.Text qualified as T
-import Data.Text.Array (Array (..), MArray (..))
 import Data.Text.Array qualified as A
 import Data.Text.Internal (Text (..))
 import GHC.Exts (Int (..), Levity (..), RuntimeRep (..), TYPE, byteArrayContents#, isByteArrayPinned#, isTrue#, plusAddr#, sizeofByteArray#, unsafeCoerce#)
@@ -88,7 +87,7 @@
 -- | Same as 'runBuffer', but returning a UTF-8 encoded strict 'ByteString'.
 runBufferBS ∷ (Buffer ⊸ Buffer) ⊸ ByteString
 runBufferBS f = case shrinkBuffer (f (Buffer memptyPinned)) of
-  Buffer (Text (ByteArray arr) (I# from) len) → BS fp len
+  Buffer (Text (A.ByteArray arr) (I# from) len) → BS fp len
     where
       addr# = byteArrayContents# arr `plusAddr#` from
       fp = ForeignPtr addr# (PlainPtr (unsafeCoerce# arr))
@@ -180,7 +179,7 @@
 appendBounded
   ∷ Int
   -- ^ Upper bound for the number of bytes, written by an action
-  → (∀ s. MArray s → Int → ST s Int)
+  → (∀ s. A.MArray s → Int → ST s Int)
   -- ^ Action, which writes bytes __starting__ from the given offset
   -- and returns an actual number of bytes written.
   → Buffer
@@ -204,7 +203,7 @@
 appendExact
   ∷ Int
   -- ^ Exact number of bytes, written by an action
-  → (∀ s. MArray s → Int → ST s ())
+  → (∀ s. A.MArray s → Int → ST s ())
   -- ^ Action, which writes bytes __starting__ from the given offset
   → Buffer
   ⊸ Buffer
@@ -218,10 +217,10 @@
 prependBounded
   ∷ Int
   -- ^ Upper bound for the number of bytes, written by an action
-  → (∀ s. MArray s → Int → ST s Int)
+  → (∀ s. A.MArray s → Int → ST s Int)
   -- ^ Action, which writes bytes __finishing__ before the given offset
   -- and returns an actual number of bytes written.
-  → (∀ s. MArray s → Int → ST s Int)
+  → (∀ s. A.MArray s → Int → ST s Int)
   -- ^ Action, which writes bytes __starting__ from the given offset
   -- and returns an actual number of bytes written.
   → Buffer
@@ -247,7 +246,7 @@
 prependExact
   ∷ Int
   -- ^ Exact number of bytes, written by an action
-  → (∀ s. MArray s → Int → ST s ())
+  → (∀ s. A.MArray s → Int → ST s ())
   -- ^ Action, which writes bytes __starting__ from the given offset
   → Buffer
   ⊸ Buffer
@@ -258,15 +257,15 @@
     (\dst dstOff → appender dst dstOff >> pure srcLen)
 {-# INLINE prependExact #-}
 
-unsafeThaw ∷ Array → ST s (MArray s)
-unsafeThaw (ByteArray a) = ST $ \s# →
-  (# s#, MutableByteArray (unsafeCoerce# a) #)
+unsafeThaw ∷ A.Array → ST s (A.MArray s)
+unsafeThaw (A.ByteArray a) = ST $ \s# →
+  (# s#, A.MutableByteArray (unsafeCoerce# a) #)
 
-sizeofByteArray ∷ Array → Int
-sizeofByteArray (ByteArray a) = I# (sizeofByteArray# a)
+sizeofByteArray ∷ A.Array → Int
+sizeofByteArray (A.ByteArray a) = I# (sizeofByteArray# a)
 
-isPinned ∷ Array → Bool
-isPinned (ByteArray a) = isTrue# (isByteArrayPinned# a)
+isPinned ∷ A.Array → Bool
+isPinned (A.ByteArray a) = isTrue# (isByteArrayPinned# a)
 
 -- | Concatenate two 'Buffer's, potentially mutating both of them.
 --
diff --git a/text-builder-linear.cabal b/text-builder-linear.cabal
--- a/text-builder-linear.cabal
+++ b/text-builder-linear.cabal
@@ -1,12 +1,12 @@
 cabal-version:   2.4
 name:            text-builder-linear
-version:         0.1.1
+version:         0.1.1.1
 license:         BSD-3-Clause
 license-file:    LICENSE
 copyright:       2022 Andrew Lelechenko
 maintainer:      Andrew Lelechenko <andrew.lelechenko@gmail.com>
 author:          Andrew Lelechenko
-tested-with:     ghc ==9.2.7 ghc ==9.4.4 ghc ==9.6.1
+tested-with:     ghc ==9.2.8 ghc ==9.4.7 ghc ==9.6.2 ghc ==9.8.1
 homepage:        https://github.com/Bodigrim/linear-builder
 synopsis:        Builder for Text and ByteString based on linear types
 description:
@@ -43,8 +43,8 @@
     ghc-options:        -Wall -O2 -fexpose-all-unfoldings
     build-depends:
         base >=4.16 && <5,
-        text >=2.0 && <2.1,
-        bytestring >=0.11 && <0.12,
+        text >=2.0 && <2.2,
+        bytestring >=0.11 && <0.13,
         quote-quot >=0.2.1 && <0.3
 
 test-suite linear-builder-tests