diff --git a/components/content/RefseqDb.vue b/components/content/RefseqDb.vue
index 9f4a2cdd1f1cd2a153a57aca9f7618334187afbd..17f5ced32b645cb84af481764a1ec6a3102613be 100644
--- a/components/content/RefseqDb.vue
+++ b/components/content/RefseqDb.vue
@@ -247,19 +247,18 @@ const computedDistriSystemOptions = computed(() => {
 
     return {
         ...defaultBarPlotOptions.value,
+        title: "System distribution",
         marginBottom: 100,
         y: { ...defaultBarPlotOptions.value.y, type: toValue(scaleType), label: "Count" },
         x: { ...defaultBarPlotOptions.value.x, label: "Systems" },
         width: computedWidth.value,
         marks: [
-            // Plot.frame(),
             Plot.barY(
                 toValue(computedSystemDistribution),
                 {
                     y: "count", x: 'type', tip: true,
                     sort: { x: "-y" },
                 },
-
             ),
         ],
     };
@@ -284,13 +283,13 @@ const computedTaxonomyDistribution = computed(() => {
 const computedDistriTaxoOptions = computed(() => {
     return {
         ...defaultBarPlotOptions.value,
+        title: "Taxonomic distribution",
         marginBottom: 100,
         x: { ...defaultBarPlotOptions.value.x, label: selectedTaxoRank.value },
         y: { ...defaultBarPlotOptions.value.y, type: toValue(scaleType), label: "Count" },
         width: computedWidth.value,
         marks: [
             Plot.barY(
-
                 toValue(computedTaxonomyDistribution),
                 {
                     y: "count",
@@ -303,6 +302,8 @@ const computedDistriTaxoOptions = computed(() => {
         ],
     };
 });
+
+
 function capitalize(name: string) {
     const [first, ...rest] = name
     return first.toUpperCase() + rest.join('').toLowerCase();
@@ -330,7 +331,7 @@ const binPlotOptions = computed(() => {
         grid: true,
         x: { tickRotate: 90, label: "Systems" },
         // y: { tickFormat: 's' },
-        color: { scheme: "plasma", legend: true, label: `Proportion of genomes with defense system X for a given ${selectedTaxoRank.value} clade`, domain: [0, 100] },
+        color: { scheme: "plasma", legend: true, label: `Proportion per ${selectedTaxoRank.value}`, domain: [0, 100] },
     }
 })
 
@@ -373,7 +374,7 @@ const binPlotDataOptions = computed(() => {
     return toValueAllHits?.hits?.length > 0 ? {
         ...binPlotOptions.value,
         width: width.value,
-
+        title: "Proportion of genomes with defense system X for a given clade",
         color: {
             ...binPlotOptions.value.color,
             type: scaleType.value,