diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7de6956a..4df7a61c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,9 +17,9 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY bin)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY lib)
 set(CMAKE_C_FLAGS "-Wall -Wextra -std=c99")
 set(CMAKE_C_FLAGS_DEBUG "-g -DDEBUG=1")
+include_directories(include extlib)
 
 # build picrin
-include_directories(include extlib)
 include(src/CMakeLists.txt)
 include(tools/CMakeLists.txt)