diff --git a/cmd/edit.go b/cmd/edit.go
index 67b6444..2eaf133 100644
--- a/cmd/edit.go
+++ b/cmd/edit.go
@@ -1,5 +1,15 @@
 package cmd
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"os"
 	"os/exec"
diff --git a/cmd/root.go b/cmd/root.go
index 57919b0..79ee08a 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -1,5 +1,15 @@
 package cmd
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"errors"
 	"fmt"
diff --git a/internal/players/mpv.go b/internal/players/mpv.go
index 8925f57..ecc06a5 100644
--- a/internal/players/mpv.go
+++ b/internal/players/mpv.go
@@ -1,5 +1,15 @@
 package players
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"fmt"
 	"os/exec"
diff --git a/internal/players/player.go b/internal/players/player.go
index ce06adf..ac4e44c 100644
--- a/internal/players/player.go
+++ b/internal/players/player.go
@@ -1,5 +1,15 @@
 package players
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"errors"
 )
diff --git a/internal/tui/keys.go b/internal/tui/keys.go
index 7e78873..d3ef2cb 100644
--- a/internal/tui/keys.go
+++ b/internal/tui/keys.go
@@ -1,5 +1,15 @@
 package tui
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import "github.com/charmbracelet/bubbles/key"
 
 type KeyMap struct {
diff --git a/internal/tui/style.go b/internal/tui/style.go
index 4bbe922..e06df96 100644
--- a/internal/tui/style.go
+++ b/internal/tui/style.go
@@ -1,5 +1,15 @@
 package tui
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import "github.com/charmbracelet/lipgloss"
 
 var (
diff --git a/internal/tui/tui.go b/internal/tui/tui.go
index 783ea44..281115f 100644
--- a/internal/tui/tui.go
+++ b/internal/tui/tui.go
@@ -1,5 +1,15 @@
 package tui
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"fmt"
 	"os"
diff --git a/internal/urls/urls.go b/internal/urls/urls.go
index 36aaf54..3dbb0ae 100644
--- a/internal/urls/urls.go
+++ b/internal/urls/urls.go
@@ -1,5 +1,15 @@
 package urls
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"os"
 	"strings"
diff --git a/internal/utils/booleanPrompt.go b/internal/utils/booleanPrompt.go
index d64eefa..b7fdd7a 100644
--- a/internal/utils/booleanPrompt.go
+++ b/internal/utils/booleanPrompt.go
@@ -1,5 +1,15 @@
 package utils
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"errors"
 
diff --git a/internal/utils/fileutils.go b/internal/utils/fileutils.go
index 4f8745a..3ef97e6 100644
--- a/internal/utils/fileutils.go
+++ b/internal/utils/fileutils.go
@@ -1,5 +1,15 @@
 package utils
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import (
 	"errors"
 	"io/fs"
diff --git a/internal/utils/mathutils.go b/internal/utils/mathutils.go
index a2cb6a7..75139b7 100644
--- a/internal/utils/mathutils.go
+++ b/internal/utils/mathutils.go
@@ -1,5 +1,15 @@
 package utils
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 func ClampInts(v, min, max int) int {
 	if v > max {
 		return max
diff --git a/internal/utils/stringutils.go b/internal/utils/stringutils.go
index b06f8c5..e98f28a 100644
--- a/internal/utils/stringutils.go
+++ b/internal/utils/stringutils.go
@@ -1,5 +1,15 @@
 package utils
 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 import "math/rand"
 
 // return a random string of length n