diff --git a/internal/buffer/buffer.go b/internal/buffer/buffer.go
index d1f8db4b2b..fcf2ddfb30 100644
--- a/internal/buffer/buffer.go
+++ b/internal/buffer/buffer.go
@@ -689,6 +689,9 @@ func (b *Buffer) WordAt(loc Loc) []byte {
 // Shared returns if there are other buffers with the same file as this buffer
 func (b *Buffer) Shared() bool {
 	for _, buf := range OpenBuffers {
+		if buf == nil {
+			continue
+		}
 		if buf != b && buf.SharedBuffer == b.SharedBuffer {
 			return true
 		}