diff --git a/src/components/Charts/publications/general/dynamique-ouverture/get-data.js b/src/components/Charts/publications/general/dynamique-ouverture/get-data.js
index 2762cb3b..e17d4133 100644
--- a/src/components/Charts/publications/general/dynamique-ouverture/get-data.js
+++ b/src/components/Charts/publications/general/dynamique-ouverture/get-data.js
@@ -207,10 +207,10 @@ function useGetData(
       const year3 = getObservationLabel(observationYears?.[0], intl);
       const year2 = getObservationLabel(observationYears?.[1], intl);
       const year1 = year2 - 1;
-      const value1 = dataGraph2[1]?.data.slice(-1)?.[0]?.y.toFixed(0) || 0;
+      const value1 = dataGraph2[1]?.data.slice(-1)?.[0]?.y.toFixed(1) || 0;
       const value2 = dataGraph1?.series[0]?.data
         .find((item) => item.name === year3)
-        ?.y.toFixed(0) || 0;
+        ?.y.toFixed(1) || 0;
       const healthPublicationsLabel = capitalize(
         intl.formatMessage({ id: 'app.publications.health' }),
       );
@@ -230,8 +230,8 @@ function useGetData(
         ),
         observationDate: dataGraph2[0]?.name,
         observationDate4: dataGraph2[3]?.name,
-        oaYMinusOne4: dataGraph2[3]?.data.slice(-1)?.[0]?.y.toFixed(0) || 0,
-        oaYMinus4: dataGraph2[0]?.data.slice(-4)?.[0]?.y.toFixed(0) || 0,
+        oaYMinusOne4: dataGraph2[3]?.data.slice(-1)?.[0]?.y.toFixed(1) || 0,
+        oaYMinus4: dataGraph2[0]?.data.slice(-4)?.[0]?.y.toFixed(1) || 0,
         publicationDate4:
           dataGraph2[3]?.data.slice(-1)?.[0]?.publicationDate || 0,
         minPublicationDate: dataGraph2[0]?.data?.[0]?.publicationDate || 0,
@@ -250,7 +250,7 @@ function useGetData(
         value2,
         healthValue1,
         healthValue2,
-        differenceValue: (value2 - value1).toFixed(0),
+        differenceValue: (value2 - value1).toFixed(1),
         healthDifferenceValue: healthValue2 - healthValue1,
       };
 
diff --git a/src/utils/chartOptions.js b/src/utils/chartOptions.js
index 3cca14f2..75ec8ab9 100644
--- a/src/utils/chartOptions.js
+++ b/src/utils/chartOptions.js
@@ -703,7 +703,7 @@ export const chartOptions = {
           dataLabels: {
             allowOverlap: true,
             enabled: true,
-            format: '{point.y:.0f} %',
+            format: '{point.y:.1f} %',
             style: {
               color: getCSSValue('--g-800'),
               fontSize: '20px',