diff --git a/parts/mdl/CMakeLists.txt b/parts/mdl/CMakeLists.txt
index 42cf616..c57b965 100644
--- a/parts/mdl/CMakeLists.txt
+++ b/parts/mdl/CMakeLists.txt
@@ -1,6 +1,7 @@
 # SPDX-FileCopyrightText: 2023 Joshua Goins <josh@redstrate.com>
 # SPDX-License-Identifier: CC0-1.0
 
-add_library(mdlpart STATIC mdlpart.cpp)
+add_library(mdlpart STATIC)
+target_sources(mdlpart PRIVATE mdlpart.cpp)
 target_link_libraries(mdlpart PUBLIC physis z Qt6::Core Qt6::Widgets renderer novus-common tinygltf)
 target_include_directories(mdlpart PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
\ No newline at end of file