diff --git a/app/build.gradle b/app/build.gradle
index fdeccda64..3746bc497 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -48,7 +48,7 @@ dependencies {
     compile 'com.android.support:support-v4:23.1.1'
     compile 'com.github.tony19:logback-android-classic:1.1.1-4'
     compile 'org.slf4j:slf4j-api:1.7.7'
-    compile 'com.github.PhilJay:MPAndroidChart:v2.1.6'
+    compile 'com.github.PhilJay:MPAndroidChart:v2.2.3'
     compile 'com.github.pfichtner:durationformatter:0.1.1'
     compile 'de.cketti.library.changelog:ckchangelog:1.2.2'
 }
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartFragment.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartFragment.java
index c4775c50c..22c79eca9 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartFragment.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartFragment.java
@@ -20,6 +20,7 @@ import com.github.mikephil.charting.data.CombinedData;
 import com.github.mikephil.charting.data.Entry;
 import com.github.mikephil.charting.data.LineData;
 import com.github.mikephil.charting.data.LineDataSet;
+import com.github.mikephil.charting.interfaces.datasets.IBarDataSet;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -482,7 +483,7 @@ public abstract class AbstractChartFragment extends AbstractGBFragment {
             BarDataSet activitySet = createActivitySet(activityEntries, colors, "Activity");
             // create a data object with the datasets
             CombinedData combinedData = new CombinedData(xLabels);
-            List<BarDataSet> list = new ArrayList<>();
+            List<IBarDataSet> list = new ArrayList<>();
             list.add(activitySet);
             BarData barData = new BarData(xLabels, list);
             barData.setGroupSpace(0);