diff --git a/pdf/internal/fdf/io.go b/pdf/fdf/io.go
similarity index 100%
rename from pdf/internal/fdf/io.go
rename to pdf/fdf/io.go
diff --git a/pdf/internal/fdf/parser.go b/pdf/fdf/parser.go
similarity index 100%
rename from pdf/internal/fdf/parser.go
rename to pdf/fdf/parser.go
diff --git a/pdf/internal/fdf/parser_test.go b/pdf/fdf/parser_test.go
similarity index 100%
rename from pdf/internal/fdf/parser_test.go
rename to pdf/fdf/parser_test.go