diff --git a/src/plugins/expressions/common/expression_functions/specs/kibana_context.ts b/src/plugins/expressions/common/expression_functions/specs/kibana_context.ts
index 70e37d251af6ff..2b7d1b8ed9d760 100644
--- a/src/plugins/expressions/common/expression_functions/specs/kibana_context.ts
+++ b/src/plugins/expressions/common/expression_functions/specs/kibana_context.ts
@@ -42,7 +42,7 @@ const getParsedValue = (data: any, defaultValue: any) =>
 const mergeQueries = (first: Query | Query[] = [], second: Query | Query[]) =>
   uniqBy<Query>(
     [...(Array.isArray(first) ? first : [first]), ...(Array.isArray(second) ? second : [second])],
-    (n: any) => JSON.stringify(n.query) as any
+    (n: any) => JSON.stringify(n.query)
   );
 
 export const kibanaContextFunction: ExpressionFunctionKibanaContext = {
diff --git a/src/plugins/expressions/common/expression_types/specs/datatable.ts b/src/plugins/expressions/common/expression_types/specs/datatable.ts
index 52cd10678ccf81..5cd53df663e1d4 100644
--- a/src/plugins/expressions/common/expression_types/specs/datatable.ts
+++ b/src/plugins/expressions/common/expression_types/specs/datatable.ts
@@ -20,7 +20,7 @@
 import { map, pick, zipObject } from 'lodash';
 
 import { ExpressionTypeDefinition } from '../types';
-import { PointSeries } from './pointseries';
+import { PointSeries, PointSeriesColumn } from './pointseries';
 import { ExpressionValueRender } from './render';
 
 const name = 'datatable';
@@ -109,8 +109,8 @@ export const datatable: ExpressionTypeDefinition<typeof name, Datatable, Seriali
     pointseries: (value: PointSeries) => ({
       type: name,
       rows: value.rows,
-      columns: map(value.columns, (val: any, colName) => {
-        return { name: colName!, type: val.type };
+      columns: map(value.columns, (val: PointSeriesColumn, colName) => {
+        return { name: colName, type: val.type };
       }),
     }),
   },
diff --git a/src/plugins/expressions/common/expression_types/specs/kibana_datatable.ts b/src/plugins/expressions/common/expression_types/specs/kibana_datatable.ts
index 999b3f83758369..e226f3b124eed0 100644
--- a/src/plugins/expressions/common/expression_types/specs/kibana_datatable.ts
+++ b/src/plugins/expressions/common/expression_types/specs/kibana_datatable.ts
@@ -19,7 +19,7 @@
 
 import { map } from 'lodash';
 import { SerializedFieldFormat } from '../../types/common';
-import { Datatable, PointSeries } from '.';
+import { Datatable, PointSeries, PointSeriesColumn } from '.';
 
 const name = 'kibana_datatable';
 
@@ -62,7 +62,7 @@ export const kibanaDatatable = {
       };
     },
     pointseries: (context: PointSeries) => {
-      const columns = map(context.columns, (column: any, n) => {
+      const columns = map(context.columns, (column: PointSeriesColumn, n) => {
         return { id: n, name: n, ...column };
       });
       return {