diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..378eac2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+build
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7938f0f..5f61c24 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,6 +21,7 @@ else()
     set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
     FetchContent_MakeAvailable(googletest)
 
+    include_directories(.)
     add_library(VectorAlgebra STATIC 
         "FloatSingle.cpp"
         "Angle.cpp"