diff --git a/CMakeLists.txt b/CMakeLists.txt
index e03e840b..2085dc6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,12 +1,7 @@
-cmake_minimum_required( VERSION 3.3.2 )
+cmake_minimum_required( VERSION 3.5.0 )
 
 project(exiv2          # use TWEAK to categorize the build
-    VERSION 0.27.4.2   # 0.27.4    = GM               (tagged and released)
-                       # 0.27.4.9  = 27.4.9 Development
-                       # 0.27.4.00 = GM Preview
-                       # 0.27.4.2  = RC2              (tagged and released)
-                       # 0.27.4.20 = RC2 Preview
-                       # 0.27.4.29 = RC2 Development
+    VERSION 1.0.0.9
     LANGUAGES CXX
 )
 include(cmake/mainSetup.cmake  REQUIRED)
diff --git a/cmake/config.h.cmake b/cmake/config.h.cmake
index b633d127..ae3961b0 100644
--- a/cmake/config.h.cmake
+++ b/cmake/config.h.cmake
@@ -44,27 +44,12 @@
 // Define if you have the <regex.h> header file.
 #cmakedefine EXV_HAVE_REGEX_H
 
-// Define if have the <memory.h> header file.
-#cmakedefine EXV_HAVE_MEMORY_H
-
-// Define if stdbool.h conforms to C99.
-#cmakedefine EXV_HAVE_STDBOOL_H
-
-// Define if you have the <strings.h> header file.
-#cmakedefine EXV_HAVE_STRINGS_H
-
 // Define if you have the mmap function.
 #cmakedefine EXV_HAVE_MMAP
 
 // Define if you have the munmap function.
 #cmakedefine EXV_HAVE_MUNMAP
 
-// Define if you have <sys/stat.h> header file.
-#cmakedefine EXV_HAVE_SYS_STAT_H
-
-// Define if you have  the <sys/types.h> header file.
-#cmakedefine EXV_HAVE_SYS_TYPES_H
-
 /* Define if you have the <unistd.h> header file. */
 #cmakedefine EXV_HAVE_UNISTD_H
 
@@ -74,9 +59,6 @@
 // Define if you have are using the zlib library.
 #cmakedefine EXV_HAVE_LIBZ
 
-// Define if you have the <process.h> header file.
-#cmakedefine EXV_HAVE_PROCESS_H
-
 /* Define if you have (Exiv2/xmpsdk) Adobe XMP Toolkit. */
 #cmakedefine EXV_HAVE_XMP_TOOLKIT
 
diff --git a/cmake/generateConfigFile.cmake b/cmake/generateConfigFile.cmake
index 3f797531..f8982d52 100644
--- a/cmake/generateConfigFile.cmake
+++ b/cmake/generateConfigFile.cmake
@@ -38,13 +38,6 @@ int main() {
     return 0;
 }" EXV_STRERROR_R_CHAR_P )
 
-check_include_file_cxx( "memory.h"      EXV_HAVE_MEMORY_H )
-check_include_file_cxx( "process.h"     EXV_HAVE_PROCESS_H )
-check_include_file_cxx( "stdbool.h"     EXV_HAVE_STDBOOL_H )
-check_include_file_cxx( "strings.h"     EXV_HAVE_STRINGS_H )
-check_include_file_cxx( "sys/stat.h"    EXV_HAVE_SYS_STAT_H )
-check_include_file_cxx( "sys/types.h"   EXV_HAVE_SYS_TYPES_H )
-check_include_file_cxx( "inttypes.h"    EXV_HAVE_INTTYPES_H )
 check_include_file_cxx( "unistd.h"      EXV_HAVE_UNISTD_H )
 check_include_file_cxx( "sys/mman.h"    EXV_HAVE_SYS_MMAN_H )
 if ( NOT MINGW AND NOT MSYS AND NOT MSVC )
diff --git a/conanfile.py b/conanfile.py
index ad76b393..40e0c693 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -19,7 +19,7 @@ class Exiv2Conan(ConanFile):
     def configure(self):
         self.options['libcurl'].shared = False
         self.options['libcurl'].with_openssl = True
-        self.options['gtest'].shared = True
+        self.options['gtest'].shared = False
 
     def requirements(self):
         self.requires('zlib/1.2.11@conan/stable')
@@ -28,10 +28,7 @@ class Exiv2Conan(ConanFile):
             self.requires('libiconv/1.15@bincrafters/stable')
 
         if self.options.unitTests:
-            if self.settings.compiler == "Visual Studio" and Version(self.settings.compiler.version.value) <= "12":
-                self.requires('gtest/1.8.0@bincrafters/stable')
-            else:
-                self.requires('gtest/1.8.1@bincrafters/stable')
+            self.requires('gtest/1.8.1@bincrafters/stable')
 
         if self.options.webready and not os_info.is_macos:
             # Note: This difference in versions is just due to a combination of corner cases in the