diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+2025-05-07
+        * Version bump (4.4). (#618)
+        * Update build status badge URL. (#612)
+
 2025-03-07
         * Version bump (4.3). (#604)
         * Include missing dependencies in installation instructions. (#591)
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 # Copilot
 
-[![Build Status](https://travis-ci.com/Copilot-Language/copilot.svg?branch=master)](https://app.travis-ci.com/github/Copilot-Language/copilot)
+[![Build Status](https://api.travis-ci.com/Copilot-Language/copilot.svg?branch=master)](https://app.travis-ci.com/github/Copilot-Language/copilot)
 [![Version on Hackage](https://img.shields.io/hackage/v/copilot.svg)](https://hackage.haskell.org/package/copilot)
 
 Copilot is a runtime verification framework for hard real-time systems.
diff --git a/copilot.cabal b/copilot.cabal
--- a/copilot.cabal
+++ b/copilot.cabal
@@ -1,5 +1,5 @@
 name:                copilot
-version:             4.3
+version:             4.4
 cabal-version:       >= 1.10
 license:             BSD3
 license-file:        LICENSE
@@ -52,12 +52,12 @@
                      , directory             >= 1.3  && < 1.4
                      , filepath              >= 1.4  && < 1.6
 
-                     , copilot-core          >= 4.3 && < 4.4
-                     , copilot-theorem       >= 4.3 && < 4.4
-                     , copilot-language      >= 4.3 && < 4.4
-                     , copilot-libraries     >= 4.3 && < 4.4
-                     , copilot-c99           >= 4.3 && < 4.4
-                     , copilot-prettyprinter >= 4.3 && < 4.4
+                     , copilot-core          >= 4.4 && < 4.5
+                     , copilot-theorem       >= 4.4 && < 4.5
+                     , copilot-language      >= 4.4 && < 4.5
+                     , copilot-libraries     >= 4.4 && < 4.5
+                     , copilot-c99           >= 4.4 && < 4.5
+                     , copilot-prettyprinter >= 4.4 && < 4.5
 
 
     exposed-modules: Language.Copilot, Language.Copilot.Main