diff --git a/CREDITS.txt b/CREDITS.txt
index 215b9fdb9..39a4119dd 100644
--- a/CREDITS.txt
+++ b/CREDITS.txt
@@ -1,5 +1,5 @@
-CREDITS.txt - Fast Light Tool Kit (FLTK) Version 1.4.0
-------------------------------------------------------
+CREDITS.txt - Fast Light Tool Kit (FLTK)
+----------------------------------------
 
   This file lists the people responsible for the toolkit you are
   now using.  If you've been looking for your name in lights
diff --git a/documentation/README.txt b/documentation/README.txt
index bcd9459b9..7871737a5 100644
--- a/documentation/README.txt
+++ b/documentation/README.txt
@@ -18,7 +18,7 @@ Online Documentation (Latest Release):
 A documentation version is available online at the FLTK web site,
 along with the PDF version of the manual. The docs on the web site
 are usually somewhat older (latest release). The active development
-version (currently 1.4.0) is updated from time to time.
+version is updated from time to time.
 
 Use this URL to find the current online documentation:
 
diff --git a/documentation/src/preface.dox b/documentation/src/preface.dox
index fd6737627..035a175e3 100644
--- a/documentation/src/preface.dox
+++ b/documentation/src/preface.dox
@@ -2,9 +2,9 @@
 
  \page preface Preface
 
-This manual describes the Fast Light Tool Kit ("FLTK")
-version 1.4.0, a C++ Graphical User Interface
-("GUI") toolkit for UNIX, Microsoft Windows and Apple macOS.
+This manual describes the Fast Light Tool Kit ("FLTK") version 1.4.0,
+a C++ Graphical User Interface ("GUI") toolkit for UNIX, Microsoft Windows,
+and Apple macOS.
 
 Version 1.4.0 introduces support for a new windowing system under
 Linux/Unix: Wayland. FLTK applications under Linux/Unix run unchanged
diff --git a/fltk-options/fltk-options.plist b/fltk-options/fltk-options.plist
index 7e168ea0c..728b8ff3a 100644
--- a/fltk-options/fltk-options.plist
+++ b/fltk-options/fltk-options.plist
@@ -13,7 +13,7 @@
 	<key>CFBundleDevelopmentRegion</key>
 	<string>English</string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright 2023 by Bill Spitzak and others</string>
+	<string>Copyright 2023-2024 by Bill Spitzak and others</string>
 	<key>CFAppleHelpAnchor</key>
 	<string>help</string>
 	<key>CFBundleName</key>
@@ -27,7 +27,7 @@
 	<key>CFBundleShortVersionString</key>
 	<string>1.4.0</string>
 	<key>CFBundleGetInfoString</key>
-	<string>1.4.0, Copyright 2023 by Bill Spitzak and others</string>
+	<string>1.4.0, Copyright 2023-2024 by Bill Spitzak and others</string>
 	<key>NSHighResolutionCapable</key>
 	<true/>
 </dict>
diff --git a/fluid/fluid.plist b/fluid/fluid.plist
index 4f0333f0a..6c4d68946 100644
--- a/fluid/fluid.plist
+++ b/fluid/fluid.plist
@@ -13,7 +13,7 @@
 	<key>CFBundleDevelopmentRegion</key>
 	<string>English</string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright 1998-2021 by Bill Spitzak and others</string>
+	<string>Copyright 1998-2024 by Bill Spitzak and others</string>
 	<key>CFAppleHelpAnchor</key>
 	<string>help</string>
 	<key>CFBundleName</key>
@@ -27,7 +27,7 @@
 	<key>CFBundleShortVersionString</key>
 	<string>1.4.0</string>
 	<key>CFBundleGetInfoString</key>
-	<string>1.4.0, Copyright 1998-2021 by Bill Spitzak and others</string>
+	<string>1.4.0, Copyright 1998-2024 by Bill Spitzak and others</string>
 	<key>CFBundleDocumentTypes</key>
 	<array>
 		<dict>
diff --git a/test/mac-resources/editor.plist b/test/mac-resources/editor.plist
index 6324e5cf2..9f547d706 100644
--- a/test/mac-resources/editor.plist
+++ b/test/mac-resources/editor.plist
@@ -36,7 +36,7 @@
 	<key>CFBundleVersion</key>
 	<string>1.0</string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright 1998-2021 by Bill Spitzak and others.</string>
+	<string>Copyright 1998-2024 by Bill Spitzak and others.</string>
 	<key>NSHighResolutionCapable</key>
 	<true/>
 </dict>