diff --git a/CHANGES b/CHANGES
index 79274f8d2..10ed317b3 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,20 +1,9 @@
-CHANGES IN FLTK 1.3.2
+CHANGES IN FLTK 1.3.1
 
 	- Fixed utf_strncasecmp and utf_strcasecmp
 	- Moved all inline constructors into source file to avoid bad DLLs
 	- Fixed Fl_Widget::copy_label() and Fl_Window::copy_label() when
 	  called with the old label() (STR #2836)
-
-    1.3.2 ABI FEATURES
-	(To enable the following ABI features, put: #define FLTK_ABI_VERSION 10301
-	 at the top of your FL/Enumerations.H and rebuild FLTK and your app)
-
-        - Fl_Tree optimized to support large trees (eg. 100k items):
-	  Added _next_sibling and _prev_sibling to Fl_Tree_Item class,
-	  and support methods.
-
-CHANGES IN FLTK 1.3.1
-
 	- Fixed Fl_Input_::maximum_size() documentation and replace() method
 	  to honor maximum_size() as number of allowed characters (STR #2747).
 	- Fixed a potential crash if Fl_Double_Window::flush() was called
@@ -25,17 +14,25 @@ CHANGES IN FLTK 1.3.1
 	- Fixed Fl_Menu issue with unusual menu flags (STR #2680)
 	- Fixed Windows DLL import of fl_xid() (STR #2670)
 	- Added Fl::screen_work_area() functions that compute the work area
-	of a screen. These functions improve the positioning of menus.
-	Changed Fl::x(), Fl::y(), Fl::w(), Fl::h() functions
-	to return the origin and size of the work area of the main screen
-	(STR #2695 + 2697)
+	  of a screen. These functions improve the positioning of menus.
+	  Changed Fl::x(), Fl::y(), Fl::w(), Fl::h() functions
+	  to return the origin and size of the work area of the main screen
+	  (STR #2695 + 2697)
 	- Created the FL_SCREEN_CONFIGURATION_CHANGED event that is triggered
-	when a screen is added, removed, moved or when resolution is changed
-	(STR #2600)
+	  when a screen is added, removed, moved or when resolution is changed
+	  (STR #2600)
 	- Improved the description of page size and orientation by 
-	Fl_PostScript_File_Device.
+	  Fl_PostScript_File_Device.
 	- Added support for horizontal wheel movement under X11 and MSWindows Vista
-	and above (STR #2644).
+	  and above (STR #2644).
+
+    1.3.1 ABI FEATURES
+	  (To enable the following ABI features, put: #define FLTK_ABI_VERSION 10301
+	  at the top of your FL/Enumerations.H and rebuild FLTK and your app)
+        - Fl_Tree optimized to support large trees (eg. 100k items):
+	  Added _next_sibling and _prev_sibling to Fl_Tree_Item class,
+	  and support methods.
+
 
 CHANGES IN FLTK 1.3.0
 
diff --git a/FL/Enumerations.H b/FL/Enumerations.H
index 383fa6b0a..ae8c5abbd 100644
--- a/FL/Enumerations.H
+++ b/FL/Enumerations.H
@@ -59,7 +59,7 @@
 
    FLTK remains binary compatible between patches.
  */
-#define FL_PATCH_VERSION	0
+#define FL_PATCH_VERSION	1
 
 /**
     The FLTK version number as a \em double.
diff --git a/configure.in b/configure.in
index 63bb7dcf1..8345d1900 100644
--- a/configure.in
+++ b/configure.in
@@ -38,7 +38,7 @@ AC_SUBST(USEMMFILES)
 dnl FLTK library versions...
 FL_MAJOR_VERSION=1
 FL_MINOR_VERSION=3
-FL_PATCH_VERSION=0
+FL_PATCH_VERSION=1
 FL_API_VERSION=${FL_MAJOR_VERSION}.${FL_MINOR_VERSION}
 
 AC_SUBST(FL_MAJOR_VERSION)
diff --git a/documentation/Doxybook b/documentation/Doxybook
index 53794db1c..22d2490e7 100644
--- a/documentation/Doxybook
+++ b/documentation/Doxybook
@@ -25,7 +25,7 @@ DOXYFILE_ENCODING      = UTF-8
 # The PROJECT_NAME tag is a single word (or a sequence of words surrounded 
 # by quotes) that should identify the project.
 
-PROJECT_NAME           = "FLTK 1.3.0"
+PROJECT_NAME           = "FLTK 1.3.1"
 
 # The PROJECT_NUMBER tag can be used to enter a project or revision number. 
 # This could be handy for archiving the generated documentation or 
diff --git a/documentation/Doxyfile b/documentation/Doxyfile
index 32f232d03..8d3d05932 100644
--- a/documentation/Doxyfile
+++ b/documentation/Doxyfile
@@ -25,7 +25,7 @@ DOXYFILE_ENCODING      = UTF-8
 # The PROJECT_NAME tag is a single word (or a sequence of words surrounded 
 # by quotes) that should identify the project.
 
-PROJECT_NAME           = "FLTK 1.3.0"
+PROJECT_NAME           = "FLTK 1.3.1"
 
 # The PROJECT_NUMBER tag can be used to enter a project or revision number. 
 # This could be handy for archiving the generated documentation or 
diff --git a/documentation/src/fltk-book.tex b/documentation/src/fltk-book.tex
index 5e0418322..5e57b36e5 100644
--- a/documentation/src/fltk-book.tex
+++ b/documentation/src/fltk-book.tex
@@ -34,7 +34,7 @@
 \begin{titlepage}
 \vspace*{4.5cm}
 \begin{center}
-{\Huge FLTK 1.3.0 Programming Manual}\\
+{\Huge FLTK 1.3.1 Programming Manual}\\
 \vspace*{2cm}
 \begin{ImageNoCaption}
  \mbox{\includegraphics[width=6cm]{FL200}}
diff --git a/documentation/src/index.dox b/documentation/src/index.dox
index 477233fe7..6dba4a143 100644
--- a/documentation/src/index.dox
+++ b/documentation/src/index.dox
@@ -8,7 +8,7 @@
     \image latex FL200.png "" width=5cm
   </CENTER></TD>
   <TD><CENTER>
-    <B>FLTK 1.3.0 Programming Manual</B>
+    <B>FLTK 1.3.1 Programming Manual</B>
 
     Revision 9 by F.&nbsp;Costantini, D.&nbsp;Gibson, M.&nbsp;Melcher,
     A.&nbsp;Schlosser, B.&nbsp;Spitzak and M.&nbsp;Sweet.
diff --git a/documentation/src/preface.dox b/documentation/src/preface.dox
index fdd93e960..f21745f4b 100644
--- a/documentation/src/preface.dox
+++ b/documentation/src/preface.dox
@@ -3,7 +3,7 @@
  \page preface Preface
 
 This manual describes the Fast Light Tool Kit ("FLTK")
-version 1.3.0, a C++ Graphical User Interface
+version 1.3.1, a C++ Graphical User Interface
 ("GUI") toolkit for UNIX, Microsoft Windows and Apple OS X. Each
 of the chapters in this manual is designed as a tutorial for
 using FLTK, while the appendices provide a convenient reference
diff --git a/fluid/about_panel.cxx b/fluid/about_panel.cxx
index 225c730b3..eeab66b09 100644
--- a/fluid/about_panel.cxx
+++ b/fluid/about_panel.cxx
@@ -269,7 +269,7 @@ Fl_Double_Window* make_about_panel() {
     { Fl_Box* o = new Fl_Box(10, 10, 115, 120);
       o->image(image_fluid);
     } // Fl_Box* o
-    { Fl_Box* o = new Fl_Box(135, 10, 200, 70, "FLTK User\nInterface Designer\nVersion 1.3.0");
+    { Fl_Box* o = new Fl_Box(135, 10, 200, 70, "FLTK User\nInterface Designer\nVersion 1.3.1");
       o->color((Fl_Color)12);
       o->selection_color(FL_DARK1);
       o->labelfont(1);
diff --git a/fluid/about_panel.fl b/fluid/about_panel.fl
index 9a0878714..52b0f0e08 100644
--- a/fluid/about_panel.fl
+++ b/fluid/about_panel.fl
@@ -36,7 +36,7 @@ Function {make_about_panel()} {} {
     Fl_Box {} {
       label {FLTK User
 Interface Designer
-Version 1.3.0}
+Version 1.3.1}
       xywh {135 10 200 70} color 12 selection_color 47 labelfont 1 labelsize 18 align 21
     }
     Fl_Box {} {
diff --git a/src/Makefile b/src/Makefile
index 2bf35184f..7ed8584fd 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -245,7 +245,7 @@ libfltk.1.3.dylib: $(OBJECTS)
 	echo $(DSOCOMMAND) $@ ...
 	$(DSOCOMMAND) $@ \
 		-install_name $(libdir)/$@ \
-		-current_version 1.3.0 \
+		-current_version 1.3.1 \
 		-compatibility_version 1.3.0 \
 		$(OBJECTS) $(LDLIBS)
 	$(RM) libfltk.dylib
@@ -281,7 +281,7 @@ libfltk_forms.1.3.dylib: $(FLOBJECTS) libfltk.1.3.dylib
 	echo $(DSOCOMMAND) $@ ...
 	$(DSOCOMMAND) $@ \
 		-install_name $(libdir)/$@ \
-		-current_version 1.3.0 \
+		-current_version 1.3.1 \
 		-compatibility_version 1.3.0 \
 		$(FLOBJECTS) -L. $(LDLIBS) -lfltk
 	$(RM) libfltk_forms.dylib
@@ -317,7 +317,7 @@ libfltk_gl.1.3.dylib: $(GLOBJECTS) libfltk.1.3.dylib
 	echo $(DSOCOMMAND) $@ ...
 	$(DSOCOMMAND) $@ \
 		-install_name $(libdir)/$@ \
-		-current_version 1.3.0 \
+		-current_version 1.3.1 \
 		-compatibility_version 1.3.0 \
 		$(GLOBJECTS) -L. $(GLDLIBS) -lfltk
 	$(RM) libfltk_gl.dylib
@@ -353,7 +353,7 @@ libfltk_images.1.3.dylib: $(IMGOBJECTS) libfltk.1.3.dylib
 	echo $(DSOCOMMAND) $@ ...
 	$(DSOCOMMAND) $@ \
 		-install_name $(libdir)/$@ \
-		-current_version 1.3.0 \
+		-current_version 1.3.1 \
 		-compatibility_version 1.3.0 \
 		$(IMGOBJECTS)  -L. $(LDLIBS) $(IMAGELIBS) -lfltk
 	$(RM) libfltk_images.dylib