diff --git a/crates/engine/src/cmd/appearance.rs b/crates/engine/src/cmd/appearance.rs
index e24b55105..4f9152bcf 100644
--- a/crates/engine/src/cmd/appearance.rs
+++ b/crates/engine/src/cmd/appearance.rs
@@ -687,11 +687,15 @@ pub(super) fn capture_series_writes(
         let items = d.node(id).map_or(&[][..], |n| &n.appearance.items[..]);
         items.iter().rev().find(|it| it.is_fill() == kind).is_some_and(AppearanceItem::visible)
     };
-    let written = |d: &vectorcraft_doc::Document, (fill, stroke): (bool, bool)| -> Vec<(NodeId, bool)> {
+    let kinds = |(fill, stroke): (bool, bool)| -> Vec<(NodeId, bool)> {
         let rows = ids.iter().flat_map(|id| [fill.then_some((*id, true)), stroke.then_some((*id, false))]).flatten();
-        painted_rows(d, rows.filter(|(id, kind)| !top_only || top_shows(d, *id, *kind)))
+        rows.filter(|(id, kind)| !top_only || top_shows(d, *id, *kind)).collect()
     };
+    let written = |d: &vectorcraft_doc::Document, rows: (bool, bool)| painted_rows(d, kinds(rows));
     let mut opacity_rows = top_opacity_changed(before, d, ids);
+    // A written row that had paint before the edit counts too when the edit left it without paint: only a row without
+    // paint both before and after keeps what the graph stores.
+    opacity_rows.extend(painted_rows(before, kinds(opacities)));
     opacity_rows.extend(written(d, opacities));
     let mut rows = top_paint_changed(before, d, ids);
     rows.extend(written(d, paints));
diff --git a/crates/engine/src/cmd/graph/tests.rs b/crates/engine/src/cmd/graph/tests.rs
index b90d456bb..2c93799ba 100644
--- a/crates/engine/src/cmd/graph/tests.rs
+++ b/crates/engine/src/cmd/graph/tests.rs
@@ -1218,6 +1218,32 @@ fn a_filled_line_bands_outline_keeps_a_stroke_opacity_and_blend_mode() {
     assert_eq!((st.opacity, st.blend), (0.5, BlendMode::Multiply));
 }
 
+/// A graphic style without a stroke applied to a marker whose stroke had paint replaces the stroke opacity and blend mode
+/// the series' Filled Lines band left: the band's outline is drawn opaque and Normal again. A marker that had no stroke
+/// before the style leaves them as they are.
+#[test]
+fn a_style_that_removes_a_marks_stroke_replaces_the_kept_stroke_opacity() {
+    for stroked in [true, false] {
+        let (mut s, id, band) = band_graph();
+        let marker = series_parts(&s, id, 0)[1].id;
+        if stroked {
+            let row = top_row(&s, marker, false);
+            s.execute("appearance.setItem", &json!({"ids": [marker.0], "index": row, "color": "#ff0000"})).unwrap();
+        }
+        let row = top_row(&s, band, false);
+        s.execute("appearance.setItem", &json!({"ids": [band.0], "index": row, "opacity": 40, "blend": "multiply"})).unwrap();
+        assert_eq!(spec(&s, id).series_paints[0].stroke_opacity, Some(0.4));
+        blue_style(&mut s, "Blue", false);
+        s.execute("graphicStyle.apply", &json!({"name": "Blue", "ids": [marker.0]})).unwrap();
+        let kept = spec(&s, id).series_paints[0].clone();
+        let want = if stroked { (None, None) } else { (Some(0.4), Some(BlendMode::Multiply)) };
+        assert_eq!((kept.stroke_opacity, kept.stroke_blend), want, "stroked {stroked}");
+        redrawn_band(&mut s, id);
+        let st = series_parts(&s, id, 0)[0].appearance.stroke().unwrap().clone();
+        assert_eq!((Some(st.opacity).filter(|o| *o < 1.0), Some(st.blend).filter(|b| *b != BlendMode::Normal)), want, "stroked {stroked}");
+    }
+}
+
 /// A Filled Lines band's stroke row removed with the Appearance panel or set to None with `paint.setStroke` leaves the
 /// band its color: an empty stored stroke is not a color for the band.
 #[test]