diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for pgmq-core
 
+## 0.6.0.0 -- 2026-09-10
+
+Coordinated family version bump; core types are unchanged from 0.5.0.0.
+
 ## 0.5.0.0 -- 2026-08-06
 
 ### Breaking Changes
diff --git a/pgmq-core.cabal b/pgmq-core.cabal
--- a/pgmq-core.cabal
+++ b/pgmq-core.cabal
@@ -1,31 +1,37 @@
-cabal-version:   3.4
-name:            pgmq-core
-version:         0.5.0.0
-synopsis:        Core types for pgmq-hs, a Haskell client for PGMQ
+cabal-version: 3.4
+name: pgmq-core
+version: 0.6.0.0
+synopsis: Core types for pgmq-hs, a Haskell client for PGMQ
 description:
   Core types and type classes for pgmq-hs, a Haskell client library
   for PGMQ (PostgreSQL Message Queue). Provides Message, Queue,
   QueueName, and related types used across pgmq-hs packages.
 
-homepage:        https://github.com/shinzui/pgmq-hs
-license:         MIT
-license-file:    LICENSE
-author:          Nadeem Bitar
-maintainer:      Nadeem Bitar
-category:        Database
-build-type:      Simple
+homepage: https://github.com/shinzui/pgmq-hs
+license: MIT
+license-file: LICENSE
+author: Nadeem Bitar
+maintainer: Nadeem Bitar
+category: Database
+build-type: Simple
 extra-doc-files: CHANGELOG.md
 
 common warnings
   ghc-options:
-    -Wall -Wcompat -Widentities -Wincomplete-uni-patterns
-    -Wincomplete-record-updates -Wredundant-constraints
-    -fhide-source-paths -Wmissing-export-lists -Wpartial-fields
+    -Wall
+    -Wcompat
+    -Widentities
+    -Wincomplete-uni-patterns
+    -Wincomplete-record-updates
+    -Wredundant-constraints
+    -fhide-source-paths
+    -Wmissing-export-lists
+    -Wpartial-fields
     -Wmissing-deriving-strategies
 
 library
-  import:             warnings
-  exposed-modules:    Pgmq.Types
+  import: warnings
+  exposed-modules: Pgmq.Types
   default-extensions:
     DeriveGeneric
     GeneralisedNewtypeDeriving
@@ -33,30 +39,30 @@
     OverloadedStrings
 
   build-depends:
-    , aeson             ^>=2.2
-    , base              >=4.18  && <5
-    , template-haskell  >=2.20  && <3
-    , text              ^>=2.1
-    , time              ^>=1.14
+    aeson ^>=2.2,
+    base >=4.18 && <5,
+    template-haskell >=2.20 && <3,
+    text ^>=2.1,
+    time ^>=1.14,
 
-  hs-source-dirs:     src
-  default-language:   GHC2024
+  hs-source-dirs: src
+  default-language: GHC2024
 
 test-suite pgmq-core-test
-  import:             warnings
-  default-language:   GHC2024
-  type:               exitcode-stdio-1.0
-  hs-source-dirs:     test
-  main-is:            Main.hs
-  other-modules:      QueueNameSpec
+  import: warnings
+  default-language: GHC2024
+  type: exitcode-stdio-1.0
+  hs-source-dirs: test
+  main-is: Main.hs
+  other-modules: QueueNameSpec
   default-extensions:
     ImportQualifiedPost
     OverloadedStrings
 
   build-depends:
-    , aeson        ^>=2.2
-    , base         >=4.18  && <5
-    , pgmq-core
-    , tasty        ^>=1.5
-    , tasty-hunit  ^>=0.10
-    , text         ^>=2.1
+    aeson ^>=2.2,
+    base >=4.18 && <5,
+    pgmq-core >=0.6 && <0.7,
+    tasty ^>=1.5,
+    tasty-hunit ^>=0.10,
+    text ^>=2.1,