diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8266b00..b5743c6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Revision history for pqueue
 
-## 1.5.0
+## 1.5.0.0 -- 2023-08-08
 
   * Fix incorrect behavior of `mapMaybe` and `mapEither` for `MinQueue`. These
     previously worked only for monotonic functions.
diff --git a/pqueue.cabal b/pqueue.cabal
index c34c6dc..8de32ce 100644
--- a/pqueue.cabal
+++ b/pqueue.cabal
@@ -1,5 +1,5 @@
 name:               pqueue
-version:            1.4.3.0
+version:            1.5.0.0
 category:           Data Structures
 author:             Louis Wasserman
 license:            BSD3