diff --git a/ascii-superset.cabal b/ascii-superset.cabal
--- a/ascii-superset.cabal
+++ b/ascii-superset.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.0
 
 name: ascii-superset
-version: 1.0.1.0
+version: 1.0.1.2
 synopsis: Representing ASCII with refined supersets
 category: Data, Text
 
@@ -39,7 +39,7 @@
     build-depends: ascii-char ^>= 1.0
 
     build-depends: base       >= 4.11 && < 4.15
-    build-depends: bytestring ^>= 0.10
+    build-depends: bytestring ^>= 0.10 || ^>= 0.11
     build-depends: hashable   >= 1.2  && < 1.4
     build-depends: text       ^>= 1.2
 
diff --git a/changelog.txt b/changelog.txt
--- a/changelog.txt
+++ b/changelog.txt
@@ -11,3 +11,5 @@
         - convertCharOrFail
         - convertStringMaybe
         - convertStringOrFail
+
+1.0.1.2 - 2021-02-09 - Support bytestring-0.11