diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/FetchSportsSummaryOperation.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/FetchSportsSummaryOperation.java
index 93d12f419..e395a5945 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/FetchSportsSummaryOperation.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/FetchSportsSummaryOperation.java
@@ -376,10 +376,10 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
         addSummaryData("distanceMeters", distanceMeters, "meters");
         addSummaryData("ascentMeters", ascentMeters, "meters");
         addSummaryData("descentMeters", descentMeters, "meters");
-        if (maxAltitude != 100000) {
+        if (maxAltitude != -100000) {
             addSummaryData("maxAltitude", maxAltitude, "meters");
         }
-        if (minAltitude != -100000) {
+        if (minAltitude != 100000) {
             addSummaryData("minAltitude", minAltitude, "meters");
         }
         addSummaryData("steps", steps, "steps_unit");