diff --git a/src/MeshTools/CMakeLists.txt b/src/MeshTools/CMakeLists.txt
index 4fb800958..5d6ecac9c 100644
--- a/src/MeshTools/CMakeLists.txt
+++ b/src/MeshTools/CMakeLists.txt
@@ -41,7 +41,7 @@ if(BUILD_TESTS)
     add_library(MagnumMeshToolsTestLib SHARED
         $<TARGET_OBJECTS:MagnumMeshToolsObjects>
         ${MagnumMeshTools_GracefulAssert_SRCS})
-    set_target_properties(MagnumMeshToolsTestLib PROPERTIES COMPILE_FLAGS -DCORRADE_GRACEFUL_ASSERT)
+    set_target_properties(MagnumMeshToolsTestLib PROPERTIES COMPILE_FLAGS "-DCORRADE_GRACEFUL_ASSERT -DMagnumMeshTools_EXPORTS")
     target_link_libraries(MagnumMeshToolsTestLib Magnum)
 
     add_subdirectory(Test)
diff --git a/src/SceneGraph/CMakeLists.txt b/src/SceneGraph/CMakeLists.txt
index 42d69ab81..906edde55 100644
--- a/src/SceneGraph/CMakeLists.txt
+++ b/src/SceneGraph/CMakeLists.txt
@@ -61,7 +61,7 @@ if(BUILD_TESTS)
     add_library(MagnumSceneGraphTestLib SHARED
         $<TARGET_OBJECTS:MagnumSceneGraphObjects>
         ${MagnumSceneGraph_GracefulAssert_SRCS})
-    set_target_properties(MagnumSceneGraphTestLib PROPERTIES COMPILE_FLAGS -DCORRADE_GRACEFUL_ASSERT)
+    set_target_properties(MagnumSceneGraphTestLib PROPERTIES COMPILE_FLAGS "-DCORRADE_GRACEFUL_ASSERT -DMagnumSceneGraph_EXPORTS")
     target_link_libraries(MagnumSceneGraphTestLib Magnum)
 
     add_subdirectory(Test)