diff --git a/docs/max_severity.ultra b/docs/max_severity.ultra
index a28c46f..50d7ec4 100644
--- a/docs/max_severity.ultra
+++ b/docs/max_severity.ultra
@@ -5,7 +5,7 @@ options:
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   attributionControl:
     compact: false
-    customAttribution: '<a href="https://maprva.org">MapRVA</a>'
+    customAttribution: '<a target="_blank" href="https://maprva.org">MapRVA</a>'
 controls:
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     position: bottom-left
@@ -38,7 +38,7 @@ style:
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       tiles: ["https://api.protomaps.com/tiles/v4/{z}/{x}/{y}.mvt?key=7942a4a49dd1cdb5"]
       maxzoom: 15
-      attribution: '<a href="https://openstreetmap.org">OpenStreetMap</a>'
+      attribution: '<a target="_blank" href="https://openstreetmap.org">OpenStreetMap</a>'
     boundary:
       type: geojson
       data: https://maprva.github.io/2025-water-crisis/boundary.geojson
diff --git a/docs/mode_severity.ultra b/docs/mode_severity.ultra
index 855fb4f..b0c77c9 100644
--- a/docs/mode_severity.ultra
+++ b/docs/mode_severity.ultra
@@ -10,7 +10,7 @@ options:
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   attributionControl:
     compact: false
-    customAttribution: '<a href="https://maprva.org">MapRVA</a>'
+    customAttribution: '<a target="_blank" href="https://maprva.org">MapRVA</a>'
 controls:
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     position: bottom-left
@@ -41,7 +41,7 @@ style:
       type: vector
       tiles: ["https://api.protomaps.com/tiles/v4/{z}/{x}/{y}.mvt?key=7942a4a49dd1cdb5"]
       maxzoom: 15
-      attribution: '<a href="https://openstreetmap.org">OpenStreetMap</a>'
+      attribution: '<a target="_blank" href="https://openstreetmap.org">OpenStreetMap</a>'
     boundary:
       type: geojson
       data: https://maprva.github.io/2025-water-crisis/boundary.geojson
diff --git a/docs/sev1_median_duration.ultra b/docs/sev1_median_duration.ultra
index e1198a5..c8b7d01 100644
--- a/docs/sev1_median_duration.ultra
+++ b/docs/sev1_median_duration.ultra
@@ -6,7 +6,7 @@ options:
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-    customAttribution: '<a href="https://maprva.org">MapRVA</a>'
+    customAttribution: '<a target="_blank" href="https://maprva.org">MapRVA</a>'
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@@ -14,7 +14,7 @@ style:
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       maxzoom: 15
-      attribution: '<a href="https://openstreetmap.org">OpenStreetMap</a>'
+      attribution: '<a target="_blank" href="https://openstreetmap.org">OpenStreetMap</a>'
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       data: https://maprva.github.io/2025-water-crisis/boundary.geojson
diff --git a/docs/sev2_median_duration.ultra b/docs/sev2_median_duration.ultra
index 4307478..8986f46 100644
--- a/docs/sev2_median_duration.ultra
+++ b/docs/sev2_median_duration.ultra
@@ -6,7 +6,7 @@ options:
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-    customAttribution: '<a href="https://maprva.org">MapRVA</a>'
+    customAttribution: '<a target="_blank" href="https://maprva.org">MapRVA</a>'
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@@ -14,7 +14,7 @@ style:
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-      attribution: '<a href="https://openstreetmap.org">OpenStreetMap</a>'
+      attribution: '<a target="_blank" href="https://openstreetmap.org">OpenStreetMap</a>'
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       data: https://maprva.github.io/2025-water-crisis/boundary.geojson
diff --git a/docs/sev3_median_duration.ultra b/docs/sev3_median_duration.ultra
index e42fb16..01d606d 100644
--- a/docs/sev3_median_duration.ultra
+++ b/docs/sev3_median_duration.ultra
@@ -6,7 +6,7 @@ options:
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-    customAttribution: '<a href="https://maprva.org">MapRVA</a>'
+    customAttribution: '<a target="_blank" href="https://maprva.org">MapRVA</a>'
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       maxzoom: 15
-      attribution: '<a href="https://openstreetmap.org">OpenStreetMap</a>'
+      attribution: '<a target="_blank" href="https://openstreetmap.org">OpenStreetMap</a>'
     boundary:
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       data: https://maprva.github.io/2025-water-crisis/boundary.geojson