diff --git a/extensions/CMakeLists.txt b/extensions/CMakeLists.txt
index eca7a5f456..137ee5f1e4 100644
--- a/extensions/CMakeLists.txt
+++ b/extensions/CMakeLists.txt
@@ -75,11 +75,6 @@ if(USE_BULLET)
     set_target_properties(LinearMath PROPERTIES FOLDER Bullet3)
     
     include_directories(BEFORE "lib/bullet3/src")
-    set(BULLET_LIBS_DEBUG "BulletCollision BulletDynamics LinearMath")
-    set(BULLET_LIBS "BulletCollision BulletDynamics LinearMath")
-else()
-    set(BULLET_LIBS_DEBUG "")
-    set(BULLET_LIBS "")
 endif()
 if(USE_DIRECTX)
     add_definitions(-DUSE_DIRECTX)
diff --git a/extensions/vd/CMakeLists.txt b/extensions/vd/CMakeLists.txt
index 2a94fe3f59..f453550779 100644
--- a/extensions/vd/CMakeLists.txt
+++ b/extensions/vd/CMakeLists.txt
@@ -22,9 +22,9 @@ if(NOT USE_BULLET)
 endif()
 
 if(DEVEL AND USE_DIRECTX)
-   set(LINK_LIBS directxtk BulletDynamics BulletCollision LinaerMath ${DirectX_D3DX11_LIBRARY} ${DirectX_D3D11_LIBRARY} ${DirectX_D3D11_1_LIBRARY} ${DirectX_D3D11_2_LIBRARY})
+   set(LINK_LIBS directxtk BulletDynamics BulletCollision LinearMath ${DirectX_D3DX11_LIBRARY} ${DirectX_D3D11_LIBRARY} ${DirectX_D3D11_1_LIBRARY} ${DirectX_D3D11_2_LIBRARY})
 else()
-   set(LINK_LIBS BulletDynamics BulletCollision LinaerMath)
+   set(LINK_LIBS BulletDynamics BulletCollision LinearMath)
 endif()
 
 target_link_libraries(${ACE_EXTENSION_NAME} ace_common ${LINK_LIBS})