diff --git a/feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MaidenheadGridOverlay.kt b/feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MaidenheadGridOverlay.kt
index 65de3f9d..45ab634e 100644
--- a/feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MaidenheadGridOverlay.kt
+++ b/feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MaidenheadGridOverlay.kt
@@ -273,6 +273,11 @@ class MaidenheadGridOverlay : Overlay() {
                 val xRight = projectionToX(projection, lon + cellLon, centerLon, worldWidthPx) ?: continue
                 if (xRight < 0f || xLeft > canvas.width) continue
                 val label = cellLabel(lat, lon, zoom)
+                // Worked cells stay label-free: a bright-yellow 4-char label
+                // centered on a green fill reads as "the green got brighter"
+                // and breaks consistency with field zoom, where 2-char labels
+                // sit at field centers and almost never overlap a worked cell.
+                if (label in workedGrids) continue
                 canvas.drawText(label, (xLeft + xRight) / 2f, yCenter, labelPaint)
             }
         }
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index a71d7785..3563ffc6 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,8 +1,8 @@
 [versions]
 #noinspection UnusedVersionCatalogEntry
-appVersionCode = "460"
+appVersionCode = "461"
 #noinspection UnusedVersionCatalogEntry
-appVersionName = "4.4.6-ba7opf.9.9"
+appVersionName = "4.4.6-ba7opf.9.10"
 #noinspection UnusedVersionCatalogEntry
 compileSdk = "37"
 #noinspection UnusedVersionCatalogEntry