--- CMakeLists.txt.orig 2013-09-21 15:23:49.305453804 +0200
+++ CMakeLists.txt      2013-09-21 15:24:08.621454210 +0200
@@ -717,9 +717,7 @@
 # Build a library
 ADD_LIBRARY(${LIBNAME} ${LIBTYPE} ${OPENAL_OBJS} ${ALC_OBJS})
 SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES DEFINE_SYMBOL AL_BUILD_LIBRARY
-                                            COMPILE_FLAGS -DAL_ALEXT_PROTOTYPES
-                                            VERSION ${LIB_VERSION}.0
-                                            SOVERSION ${LIB_MAJOR_VERSION})
+                                            COMPILE_FLAGS -DAL_ALEXT_PROTOTYPES)
 IF(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
     SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES PREFIX "")
 ENDIF()