diff --git a/.gitignore b/.gitignore
index 65af97a..be9452d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
-/build
+/.build
 /.cache
+/bin
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 31c0d68..88fc91b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,6 +31,12 @@ target_include_directories(
 
 target_link_libraries(book_exercises PRIVATE chapter_02)
 
+set_target_properties(
+  book_exercises
+  PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin"
+             RUNTIME_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin"
+             RUNTIME_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin")
+
 if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
   add_subdirectory(tests)
 endif()
diff --git a/bootstrap.sh b/bootstrap.sh
index abf65d4..ba2fa51 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env sh
 
-cmake -S . -B build -G Ninja -D CMAKE_EXPORT_COMPILE_COMMANDS=ON
+cmake -S . -B .build -G Ninja -D CMAKE_EXPORT_COMPILE_COMMANDS=ON
diff --git a/build.sh b/build.sh
index 6479e4f..d26a5a3 100755
--- a/build.sh
+++ b/build.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env sh 
 
-cmake --build build 
+cmake --build .build 
diff --git a/test.sh b/test.sh
index dd1e614..dd961ba 100755
--- a/test.sh
+++ b/test.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env sh 
 
-cmake --build build && cmake --build build --target test 
+cmake --build .build && cmake --build .build --target test