diff --git a/hostname/hostname_test.go b/hostname/hostname_test.go
index 29326d2..5048e8c 100644
--- a/hostname/hostname_test.go
+++ b/hostname/hostname_test.go
@@ -113,6 +113,10 @@ func TestFailedToCreateDir(t *testing.T) {
 	}
 
 	defer func() {
+		err = os.Chmod(rootDir, 0700)
+		if err != nil {
+			t.Fatal(err)
+		}
 		_ = os.RemoveAll(dir)
 	}()
 
@@ -142,6 +146,10 @@ func TestFailedToWrite(t *testing.T) {
 	}
 
 	defer func() {
+		err = os.Chmod(etcDir, 0700)
+		if err != nil {
+			t.Fatal(err)
+		}
 		_ = os.RemoveAll(dir)
 	}()
 
diff --git a/log/log_test.go b/log/log_test.go
index 8cd6f0a..eb83bfa 100644
--- a/log/log_test.go
+++ b/log/log_test.go
@@ -243,6 +243,10 @@ func TestFailedToArchiveUnwritableFile(t *testing.T) {
 	}
 
 	defer func() {
+		err = os.Chmod(rootDir, 0700)
+		if err != nil {
+			t.Fatal(err)
+		}
 		_ = os.RemoveAll(dir)
 	}()
 
@@ -272,6 +276,10 @@ func TestFailedToSetOutput(t *testing.T) {
 	}
 
 	defer func() {
+		err = os.Chmod(rootDir, 0700)
+		if err != nil {
+			t.Fatal(err)
+		}
 		_ = os.RemoveAll(dir)
 	}()