diff --git a/src/response/getCapabilitiesResponse.ts b/src/response/getCapabilitiesResponse.ts
index 73e71c8..79f70b4 100644
--- a/src/response/getCapabilitiesResponse.ts
+++ b/src/response/getCapabilitiesResponse.ts
@@ -63,8 +63,16 @@ export interface Layer {
     fadeAmount?: number;
     particleColor?: string;
     speedFactor?: number;
+    speedExponent?: number;
     coloredParticles?: boolean;
   };
+  /**
+   * workflow with its properties.
+   */
+  workflow?: {
+    workflowId?: string;
+    properties?: WorkflowProperties[];
+  };
 }
 export interface Keyword {
   parameterId?: string;
@@ -74,6 +82,10 @@ export interface Keyword {
   ensembleId?: string;
   ensembleMemberId?: string;
   forecastTime?: string;
+  /**
+   * Timeseries Type. SCALAR: Single value, SCALAR_MAP: Map of values (e.g. spectrum), COVERAGE: Grid of values, RATING_CURVE: Rating curve, TEXT: Text
+   */
+  type?: "SCALAR" | "SCALAR_MAP" | "COVERAGE" | "RATING_CURVE" | "TEXT";
 }
 export interface Ensemble {
   ensembleId: string;
@@ -93,6 +105,13 @@ export interface Style {
   name?: string;
   title: string;
 }
+export interface WorkflowProperties {
+  type: "string" | "float" | "bool" | "double" | "int" | "dateTime";
+  key: string;
+  value?: string;
+  date?: string;
+  time?: string;
+}
 export interface LayerGroup {
   name: string;
   title: string;
diff --git a/src/response/getLegendGraphicResponse.ts b/src/response/getLegendGraphicResponse.ts
index c165091..d3f7bce 100644
--- a/src/response/getLegendGraphicResponse.ts
+++ b/src/response/getLegendGraphicResponse.ts
@@ -15,4 +15,5 @@ export interface ColourMapEntry {
   label?: string;
   lowerValue: number;
   color: string;
+  colorSmoothing?: boolean;
 }
diff --git a/test/unit/mock/getCapabilities.json b/test/unit/mock/getCapabilities.json
index 0a09a3c..0557278 100644
--- a/test/unit/mock/getCapabilities.json
+++ b/test/unit/mock/getCapabilities.json
@@ -9,7 +9,8 @@
       "locationId" : "giss_e2_h_grid",
       "moduleInstanceId" : "ImportForecastGissE2HHistoricalNatGrid",
       "timeSeriesType" : "EXTERNAL_FORECASTING",
-      "forecastTime" : "1850-01-16T12:00:00Z"
+      "forecastTime" : "1850-01-16T12:00:00Z",
+      "type": "COVERAGE"
     } ],
     "timesDefault" : "1850-12-16T12:00:00Z",
     "times" : [ "1850-01-16T12:00:00Z", "1850-02-15T00:00:00Z", "1850-03-16T12:00:00Z", "1850-04-16T00:00:00Z", "1850-05-16T12:00:00Z", "1850-06-16T00:00:00Z", "1850-07-16T12:00:00Z", "1850-08-16T12:00:00Z", "1850-09-16T00:00:00Z", "1850-10-16T12:00:00Z", "1850-11-16T00:00:00Z", "1850-12-16T12:00:00Z" ],
diff --git a/test/unit/wmsProvider.spec.ts b/test/unit/wmsProvider.spec.ts
index 973a157..e3d5b94 100644
--- a/test/unit/wmsProvider.spec.ts
+++ b/test/unit/wmsProvider.spec.ts
@@ -41,6 +41,9 @@ describe("WMS Provider Tests", function () {
         expect(res.layers[0]?.timesDefault).toBe("1850-12-16T12:00:00Z");
         expect(res.layers[0]?.groupName).toBe("Goddard NASA Monthly Historical Grids");
         expect(res.layers[0]?.name).toBe("giss_e2_h_grid_monthly_historical_nat");
+        if (res.layers[0].keywordList && res.layers[0].keywordList.length > 0) {
+            expect(res.layers[0].keywordList[0]["type"]).toBe("COVERAGE");
+        }
     });
 
     it("GetCapabilitiesWithToken", async function () {