diff --git a/CMakeLists.txt b/CMakeLists.txt
index bd50a9e..afdb04c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -353,7 +353,9 @@ else()
     find_package(SDL2)
 endif()
 
-add_subdirectory("third_party/fpattern")
+find_path(FPATTERN_INCLUDE_DIR fpattern.h)
+find_library(FPATTERN_LIBRARY libfpattern.so)
+
 target_link_libraries(${EXECUTABLE_NAME} ${FPATTERN_LIBRARY})
 target_include_directories(${EXECUTABLE_NAME} PRIVATE ${FPATTERN_INCLUDE_DIR})