diff --git a/.devcontainer/ui-lovelace.yaml b/.devcontainer/ui-lovelace.yaml
index 04f554f..d623f77 100644
--- a/.devcontainer/ui-lovelace.yaml
+++ b/.devcontainer/ui-lovelace.yaml
@@ -997,8 +997,6 @@ views:
             all_series_config:
               stroke_width: 2
             series:
-              - entity: sensor.random0_100
-                yaxis_id: first
               - entity: sensor.random_0_1000
                 yaxis_id: second
               - entity: sensor.random0_100
@@ -1006,7 +1004,7 @@ views:
                 transform: 'return Number(x) + 30;'
               - entity: sensor.random0_100
                 yaxis_id: first
-                transform: 'return Number(x) - 30;'
+                transform: 'return Number(x) + 60;'
             yaxis:
               - id: first
                 apex_config:
diff --git a/src/apexcharts-card.ts b/src/apexcharts-card.ts
index 39ba1dc..b6cfe7f 100644
--- a/src/apexcharts-card.ts
+++ b/src/apexcharts-card.ts
@@ -970,8 +970,8 @@ class ChartsCard extends LitElement {
           }
           return lMinMax;
         });
-        let min: number | null = 0;
-        let max: number | null = 0;
+        let min: number | null = null;
+        let max: number | null = null;
         minMax?.forEach((elt) => {
           if (!elt) return;
           if (min === undefined || min === null) {