diff --git a/src/app/insights/blutdruck/page.tsx b/src/app/insights/blutdruck/page.tsx
index 7d92204cc..476f26aa4 100644
--- a/src/app/insights/blutdruck/page.tsx
+++ b/src/app/insights/blutdruck/page.tsx
@@ -105,7 +105,7 @@ export default function InsightsBlutdruckPage() {
         title={t("charts.bloodPressure")}
         colors={["#ff79c6", "#8be9fd"]}
         unit="mmHg"
-        yAxisUnit="Hg"
+        yAxisUnit="mmHg"
         targetZones={bpTargetZones}
         compareBaseline={compareBaseline}
         userTimezone={user?.timezone}
diff --git a/src/components/insights/trends-row.tsx b/src/components/insights/trends-row.tsx
index 53dde40c4..1d746387e 100644
--- a/src/components/insights/trends-row.tsx
+++ b/src/components/insights/trends-row.tsx
@@ -123,7 +123,7 @@ export function TrendsRow({ annotations, confidence }: TrendsRowProps) {
               title={t("charts.bloodPressure")}
               colors={["#ff79c6", "#8be9fd"]}
               unit="mmHg"
-              yAxisUnit="Hg"
+              yAxisUnit="mmHg"
               mini
               userTimezone={userTimezone}
             />