diff --git a/book/.DS_Store b/book/.DS_Store
deleted file mode 100644
index ea0ead26..00000000
Binary files a/book/.DS_Store and /dev/null differ
diff --git a/book/.gitignore b/book/.gitignore
index d0c2cffa..bd3a7c8b 100644
--- a/book/.gitignore
+++ b/book/.gitignore
@@ -1,2 +1,2 @@
 book
-*/.DS_Store
+.DS_Store
diff --git a/book/contents/basic/img/.DS_Store b/book/contents/basic/img/.DS_Store
deleted file mode 100644
index e426050b..00000000
Binary files a/book/contents/basic/img/.DS_Store and /dev/null differ
diff --git a/book/contents/img/.DS_Store b/book/contents/img/.DS_Store
deleted file mode 100644
index 79f25199..00000000
Binary files a/book/contents/img/.DS_Store and /dev/null differ
diff --git a/book/writing-material/posts/.DS_Store b/book/writing-material/posts/.DS_Store
deleted file mode 100644
index ce5a912b..00000000
Binary files a/book/writing-material/posts/.DS_Store and /dev/null differ
diff --git a/codes/.gitignore b/codes/.gitignore
index 5591cf06..bd3a7c8b 100644
--- a/codes/.gitignore
+++ b/codes/.gitignore
@@ -1,2 +1,2 @@
 book
-*/.DS_Store
\ No newline at end of file
+.DS_Store
diff --git a/exercise/.gitignore b/exercise/.gitignore
index 253f8f33..8a019863 100644
--- a/exercise/.gitignore
+++ b/exercise/.gitignore
@@ -5,6 +5,7 @@ target/
 *.pdb
 exercises/clippy/Cargo.toml
 exercises/clippy/Cargo.lock
-.idea
+.idea/
 .vscode
 *.iml
+