diff --git a/index.html b/index.html
index 2e0c143..bf862d4 100644
--- a/index.html
+++ b/index.html
@@ -96,15 +96,7 @@
           sourceItem: {
             Location_Emplacement: "Quebec"
           }
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false,
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_LINE_2 = {
@@ -178,15 +170,7 @@
           sourceItem: {
             Location_Emplacement: "Quebec"
           }
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false,
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_LINE_3 = {
@@ -221,15 +205,7 @@
           display: "Lake info 1",
         }, {
           display: "Lake info 2",
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false,
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_2 = {
@@ -321,15 +297,7 @@
               OBJECTID: 56880
             }
           ]
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_3 = {
@@ -413,15 +381,7 @@
               OBJECTID: 56880
             }
           ]
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_4 = {
@@ -505,15 +465,7 @@
               OBJECTID: 56880
             }
           ]
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false
-            }
-          }
-        }
+        }]
       };
 
       const DATA_INPUT_5 = {
@@ -596,15 +548,7 @@
             "label": "Basketball",
             "location": "Montreal"
           }]
-        }],
-        chartjsOptions: {
-          responsive: true,
-          plugins: {
-            legend: {
-              display: false,
-            }
-          }
-        }
+        }]
       };
 
       const OPTIONS_NATIVE_1 = {
diff --git a/src/chart-types.ts b/src/chart-types.ts
index 6f81fd7..5257487 100644
--- a/src/chart-types.ts
+++ b/src/chart-types.ts
@@ -139,13 +139,13 @@ export type GeoChartDefaultColors = {
  * Options for the Slider Axis component
  */
 export type GeoChartOptionsAxis = {
-  type: 'linear' | 'logarithmic' | 'category' | 'time' | 'timeseries' | undefined;
   property: string;
-  label: string;
-  tooltipSuffix: string;
+  type?: 'linear' | 'logarithmic' | 'category' | 'time' | 'timeseries';
+  label?: string;
   usePalette?: boolean;
-  paletteBackgrounds: string[];
-  paletteBorders: string[];
+  paletteBackgrounds?: string[];
+  paletteBorders?: string[];
+  tooltipSuffix?: string;
 };
 
 /**