diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -2,6 +2,10 @@
 
 `attoparsec-framer` uses [PVP Versioning][1].
 
+## 0.1.0.3 -- 2024-03-17
+
+* Adjust all upper bounds for ByteString to allow use of 0.12.1.0
+
 ## 0.1.0.2 -- 2024-02-29
 
 * Adjust upper bound for ByteString to allow use of 0.12.1.0
diff --git a/attoparsec-framer.cabal b/attoparsec-framer.cabal
--- a/attoparsec-framer.cabal
+++ b/attoparsec-framer.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               attoparsec-framer
-version:            0.1.0.2
+version:            0.1.0.3
 synopsis:           Use Attoparsec to parse framed protocol byte streams
 description:
   A library that simplifies the use of
@@ -36,7 +36,7 @@
   build-depends:
     , attoparsec  >=0.14.4   && <0.15
     , base        >=4.10     && <5
-    , bytestring  >=0.10.8.2 && <0.12.2.0
+    , bytestring  >=0.10.8.2 && <0.13
     , exceptions  >= 0.10.4  && < 0.11
     , text        >=1.2.3    && <2.2
 
@@ -55,7 +55,7 @@
     , attoparsec-framer
     , exceptions
     , base               >=4.10     && <5
-    , bytestring         >=0.10.8.2 && <0.12.1.0
+    , bytestring         >=0.10.8.2 && <0.13
     , network            >=3.1.0    && <4
     , network-run        >=0.2.2    && <0.3
     , text               >=1.2.3    && <2.2
@@ -78,7 +78,7 @@
     , attoparsec-binary  >=0.2      && <0.3
     , attoparsec-framer
     , base               >=4.10     && <5
-    , bytestring         >=0.10.8.2 && <0.12.1.0
+    , bytestring         >=0.10.8.2 && <0.13
     , network            >=3.1.0    && <4
     , network-run        >=0.2.2    && <0.3
     , text               >=1.2.3    && <2.2