diff --git a/internal/tui/components/dialogs/permissions/permissions.go b/internal/tui/components/dialogs/permissions/permissions.go
index baee51013370390566a6b20b182207a6ae57e834..4051c02a4f09daf071f66a71cfad4b3103270f8e 100644
--- a/internal/tui/components/dialogs/permissions/permissions.go
+++ b/internal/tui/components/dialogs/permissions/permissions.go
@@ -529,6 +529,9 @@ func (p *permissionDialogCmp) SetSize() tea.Cmd {
 	// Default to diff split mode when dialog is wide enough.
 	p.defaultDiffSplitMode = p.width >= 140
 
+	// Set a maximum width for the dialog
+	p.width = min(p.width, 180)
+
 	// Mark content as dirty if size changed
 	if oldWidth != p.width || oldHeight != p.height {
 		p.contentDirty = true