diff --git a/CMakeLists.txt b/CMakeLists.txt
index cc709d1c..976006b8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,6 +23,13 @@ if(MSVC)
   add_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE )
 endif(MSVC)
 
+SET(TAGLIB_LIB_MAJOR_VERSION "1")
+SET(TAGLIB_LIB_MINOR_VERSION "4")
+SET(TAGLIB_LIB_PATCH_VERSION "0")
+
+SET(TAGLIB_LIB_VERSION_STRING "${TAGLIB_LIB_MAJOR_VERSION}.${TAGLIB_LIB_MINOR_VERSION}.${TAGLIB_LIB_PATCH_VERSION}")
+
+
 include(ConfigureChecks.cmake)
 
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/taglib-config.cmake ${CMAKE_CURRENT_BINARY_DIR}/taglib-config )
diff --git a/taglib.pc.cmake b/taglib.pc.cmake
index 6e9b181a..909b8fcf 100644
--- a/taglib.pc.cmake
+++ b/taglib.pc.cmake
@@ -6,6 +6,6 @@ includedir=${INCLUDE_INSTALL_DIR}
 Name: TagLib
 Description: Audio meta-data library
 Requires: 
-Version: 1.4
+Version: ${TAGLIB_LIB_MAJOR_VERSION}.${TAGLIB_LIB_MINOR_VERSION}.${TAGLIB_LIB_PATCH_VERSION}
 Libs: -L${LIB_INSTALL_DIR} -ltag
 Cflags: -I${INCLUDE_INSTALL_DIR}/taglib 
diff --git a/taglib/CMakeLists.txt b/taglib/CMakeLists.txt
index 8c5f072b..abbcb1b7 100644
--- a/taglib/CMakeLists.txt
+++ b/taglib/CMakeLists.txt
@@ -119,8 +119,8 @@ if(ZLIB_FOUND)
 endif(ZLIB_FOUND)
 
 SET_TARGET_PROPERTIES(tag PROPERTIES
-        VERSION 1.4.0
-        SOVERSION 1
+        VERSION ${TAGLIB_LIB_MAJOR_VERSION}.${TAGLIB_LIB_MINOR_VERSION}.${TAGLIB_LIB_PATCH_VERSION}
+        SOVERSION ${TAGLIB_LIB_MAJOR_VERSION}
         INSTALL_NAME_DIR ${LIB_INSTALL_DIR}
         DEFINE_SYMBOL MAKE_TAGLIB_LIB
 )