diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index 61301d1..1e3ab9d 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -1,5 +1,3 @@
-find_package(Doxygen REQUIRED)
-
 configure_file(Doxyfile.in "${CMAKE_CURRENT_BINARY_DIR}/Doxyfile")
 
 add_custom_target(doc ALL