diff --git a/ANNOUNCE b/ANNOUNCE
index e199cbceb..151a63d53 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -80,6 +80,7 @@ Version 1.6.3beta06 [May 12, 2013]
 Version 1.6.3beta07 [June 5, 2013]
   Removed a redundant test in png_set_IHDR().
   Added set(CMAKE_CONFIGURATION_TYPES ...) to CMakeLists.txt (Andrew Hundt)
+  Deleted set(CMAKE_BUILD_TYPE) block from CMakeLists.txt
 
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diff --git a/CHANGES b/CHANGES
index 0ebd63a18..269834a02 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4564,6 +4564,7 @@ Version 1.6.3beta06 [May 12, 2013]
 Version 1.6.3beta07 [June 5, 2013]
   Removed a redundant test in png_set_IHDR().
   Added set(CMAKE_CONFIGURATION_TYPES ...) to CMakeLists.txt (Andrew Hundt)
+  Deleted set(CMAKE_BUILD_TYPE) block from CMakeLists.txt
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4b945ed0..c9ce38738 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 # CMakeLists.txt
 
-# Copyright (C) 2007-2011 Glenn Randers-Pehrson
+# Copyright (C) 2007-2013 Glenn Randers-Pehrson
 
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
@@ -11,27 +11,6 @@ set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
 
 set(CMAKE_CONFIGURATION_TYPES "Release;Debug;MinSizeRel;RelWithDebInfo")
 
-if(UNIX AND NOT DEFINED CMAKE_BUILD_TYPE)
-  if(CMAKE_MAJOR_VERSION EQUAL 2 AND CMAKE_MINOR_VERSION EQUAL 4)
-    # workaround CMake 2.4.x bug
-    set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING
-        "Choose the type of build, options are:
-           None(CMAKE_CXX_FLAGS or CMAKE_C_FLAGS used)
-           Debug
-           Release
-           RelWithDebInfo
-           MinSizeRel.")
-  else()
-    set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING
-        "Choose the type of build, options are:
-           None(CMAKE_CXX_FLAGS or CMAKE_C_FLAGS used)
-           Debug
-           Release
-           RelWithDebInfo
-           MinSizeRel.")
-  endif()
-endif()
-
 project(libpng C)
 enable_testing()