--- a/Extras/Serialize/BulletFileLoader/CMakeLists.txt
+++ b/Extras/Serialize/BulletFileLoader/CMakeLists.txt
@@ -20,6 +20,8 @@
 
 ADD_LIBRARY(BulletFileLoader ${BulletFileLoader_SRCS} ${BulletFileLoader_HDRS})
 
+SET_TARGET_PROPERTIES(BulletFileLoader PROPERTIES VERSION ${BULLET_VERSION})
+SET_TARGET_PROPERTIES(BulletFileLoader PROPERTIES SOVERSION ${BULLET_VERSION})
 IF (BUILD_SHARED_LIBS)
 	TARGET_LINK_LIBRARIES(BulletFileLoader LinearMath)
 ENDIF (BUILD_SHARED_LIBS)
--- a/Extras/Serialize/BulletWorldImporter/CMakeLists.txt
+++ b/Extras/Serialize/BulletWorldImporter/CMakeLists.txt
@@ -14,6 +14,8 @@
 SET_TARGET_PROPERTIES(BulletWorldImporter PROPERTIES VERSION ${BULLET_VERSION})
 SET_TARGET_PROPERTIES(BulletWorldImporter PROPERTIES SOVERSION ${BULLET_VERSION})
 
+SET_TARGET_PROPERTIES(BulletWorldImporter PROPERTIES VERSION ${BULLET_VERSION})
+SET_TARGET_PROPERTIES(BulletWorldImporter PROPERTIES SOVERSION ${BULLET_VERSION})
 IF (BUILD_SHARED_LIBS)
 	TARGET_LINK_LIBRARIES(BulletWorldImporter BulletDynamics BulletCollision BulletFileLoader LinearMath)
 ENDIF (BUILD_SHARED_LIBS)