diff --git a/packages/web/src/DragAndDropFileTarget.js b/packages/web/src/DragAndDropFileTarget.js
index fae06f3f8..41e0211f0 100644
--- a/packages/web/src/DragAndDropFileTarget.js
+++ b/packages/web/src/DragAndDropFileTarget.js
@@ -1,5 +1,6 @@
 import React from 'react';
 import styled from 'styled-components';
+import { fileformats } from './fileformats';
 import { FontIcon } from './icons';
 import useTheme from './theme/useTheme';
 
@@ -47,7 +48,13 @@ export default function DragAndDropFileTarget({ isDragActive, inputProps }) {
             <FontIcon icon="icon cloud-upload" />
           </IconWrapper>
           <TitleWrapper>Drop the files to upload to DbGate</TitleWrapper>
-          <InfoWrapper>Supported file types: csv, MS Excel, json-lines</InfoWrapper>
+          <InfoWrapper>
+            Supported file types:{' '}
+            {fileformats
+              .filter((x) => x.readerFunc)
+              .map((x) => x.name)
+              .join(', ')}
+          </InfoWrapper>
         </InfoBox>
         <input {...inputProps} />
       </TargetStyled>
diff --git a/packages/web/src/fileformats/csv.ts b/packages/web/src/fileformats/csv.ts
index 5e6ec2b90..410a70d38 100644
--- a/packages/web/src/fileformats/csv.ts
+++ b/packages/web/src/fileformats/csv.ts
@@ -1,7 +1,13 @@
-export default {
+import fileFormatBase from './fileFormatBase';
+import { FileFormatDefinition } from './types';
+
+const csvFormat: FileFormatDefinition = {
+  ...fileFormatBase,
   storageType: 'csv',
   extension: 'csv',
-  name: 'CSV files',
+  name: 'CSV',
   readerFunc: 'csvReader',
   writerFunc: 'csvWriter',
 };
+
+export default csvFormat;
diff --git a/packages/web/src/fileformats/excel.ts b/packages/web/src/fileformats/excel.ts
index d73eab3bd..1ae48e0f9 100644
--- a/packages/web/src/fileformats/excel.ts
+++ b/packages/web/src/fileformats/excel.ts
@@ -1,6 +1,27 @@
-export default {
+import { DatabaseInfo } from 'dbgate-types';
+import axios from '../utility/axios';
+import fileFormatBase from './fileFormatBase';
+import { FileFormatDefinition } from './types';
+
+const excelFormat: FileFormatDefinition = {
+  ...fileFormatBase,
   storageType: 'excel',
   extension: 'xlsx',
-  name: 'MS Excel files',
+  name: 'MS Excel',
   readerFunc: 'excelSheetReader',
+
+  addFilesToSourceList: async (file, newSources, newValues) => {
+    const resp = await axios.get(`files/analyse-excel?filePath=${encodeURIComponent(file.full)}`);
+    const structure: DatabaseInfo = resp.data;
+    for (const table of structure.tables) {
+      const sourceName = table.pureName;
+      newSources.push(sourceName);
+      newValues[`sourceFile_${sourceName}`] = {
+        fileName: file.full,
+        sheetName: table.pureName,
+      };
+    }
+  },
 };
+
+export default excelFormat;
diff --git a/packages/web/src/fileformats/fileFormatBase.ts b/packages/web/src/fileformats/fileFormatBase.ts
new file mode 100644
index 000000000..cb7bc1265
--- /dev/null
+++ b/packages/web/src/fileformats/fileFormatBase.ts
@@ -0,0 +1,11 @@
+const fileFormatBase = {
+  addFilesToSourceList: async (file, newSources, newValues) => {
+    const sourceName = file.name;
+    newSources.push(sourceName);
+    newValues[`sourceFile_${sourceName}`] = {
+      fileName: file.full,
+    };
+  },
+};
+
+export default fileFormatBase;
diff --git a/packages/web/src/fileformats/jsonl.ts b/packages/web/src/fileformats/jsonl.ts
index b58b00e23..02882140c 100644
--- a/packages/web/src/fileformats/jsonl.ts
+++ b/packages/web/src/fileformats/jsonl.ts
@@ -1,7 +1,13 @@
-export default {
+import fileFormatBase from './fileFormatBase';
+import { FileFormatDefinition } from './types';
+
+const jsonlFormat: FileFormatDefinition = {
+  ...fileFormatBase,
   storageType: 'jsonl',
   extension: 'jsonl',
   name: 'JSON lines',
   readerFunc: 'jsonLinesReader',
   writerFunc: 'jsonLinesWriter',
 };
+
+export default jsonlFormat;
diff --git a/packages/web/src/fileformats/types.ts b/packages/web/src/fileformats/types.ts
index f6ba39495..b44e65f19 100644
--- a/packages/web/src/fileformats/types.ts
+++ b/packages/web/src/fileformats/types.ts
@@ -4,4 +4,13 @@ export interface FileFormatDefinition {
   name: string;
   readerFunc?: string;
   writerFunc?: string;
+  addFilesToSourceList: (
+    file: {
+      full: string;
+    },
+    newSources: string[],
+    newValues: {
+      [key: string]: any;
+    }
+  ) => void;
 }
diff --git a/packages/web/src/impexp/ImportExportConfigurator.js b/packages/web/src/impexp/ImportExportConfigurator.js
index d03fc40f0..f90172c4b 100644
--- a/packages/web/src/impexp/ImportExportConfigurator.js
+++ b/packages/web/src/impexp/ImportExportConfigurator.js
@@ -96,43 +96,31 @@ function getFileFilters(storageType) {
   return res;
 }
 
-async function addFilesToSourceList(files, values, setFieldValue, preferedStorageType, setPreviewSource) {
+async function addFilesToSourceList(files, values, setValues, preferedStorageType, setPreviewSource) {
   const newSources = [];
+  const newValues = {};
   const storage = preferedStorageType || values.sourceStorageType;
   for (const file of getAsArray(files)) {
-    if (isFileStorage(storage)) {
-      if (storage == 'excel') {
-        const resp = await axios.get(`files/analyse-excel?filePath=${encodeURIComponent(file.full)}`);
-        /** @type {import('dbgate-types').DatabaseInfo} */
-        const structure = resp.data;
-        for (const table of structure.tables) {
-          const sourceName = table.pureName;
-          newSources.push(sourceName);
-          setFieldValue(`sourceFile_${sourceName}`, {
-            fileName: file.full,
-            sheetName: table.pureName,
-          });
-        }
-      } else {
-        const sourceName = file.name;
-        newSources.push(sourceName);
-        setFieldValue(`sourceFile_${sourceName}`, {
-          fileName: file.full,
-        });
-      }
+    const format = findFileFormat(storage);
+    if (format && format.addFilesToSourceList) {
+      await format.addFilesToSourceList(file, newSources, newValues);
     }
   }
-  setFieldValue('sourceList', [...(values.sourceList || []).filter((x) => !newSources.includes(x)), ...newSources]);
+  newValues['sourceList'] = [...(values.sourceList || []).filter((x) => !newSources.includes(x)), ...newSources];
   if (preferedStorageType && preferedStorageType != values.sourceStorageType) {
-    setFieldValue('sourceStorageType', preferedStorageType);
+    newValues['sourceStorageType'] = preferedStorageType;
   }
+  setValues({
+    ...values,
+    ...newValues,
+  });
   if (setPreviewSource && newSources.length == 1) {
     setPreviewSource(newSources[0]);
   }
 }
 
 function ElectronFilesInput() {
-  const { values, setFieldValue } = useFormikContext();
+  const { values, setValues } = useFormikContext();
   const electron = getElectron();
   const [isLoading, setIsLoading] = React.useState(false);
 
@@ -151,7 +139,7 @@ function ElectronFilesInput() {
             ...path.parse(full),
           })),
           values,
-          setFieldValue
+          setValues
         );
       } finally {
         setIsLoading(false);
@@ -195,7 +183,7 @@ function SourceTargetConfig({
           { value: 'database', label: 'Database', directions: ['source', 'target'] },
           ...fileformats.map((format) => ({
             value: format.storageType,
-            label: format.name,
+            label: `${format.name} files(s)`,
             directions: getFileFormatDirections(format),
           })),
           { value: 'query', label: 'SQL Query', directions: ['source'] },
@@ -335,7 +323,7 @@ function SourceName({ name }) {
 }
 
 export default function ImportExportConfigurator({ uploadedFile = undefined, onChangePreview = undefined }) {
-  const { values, setFieldValue } = useFormikContext();
+  const { values, setFieldValue, setValues } = useFormikContext();
   const targetDbinfo = useDatabaseInfo({ conid: values.targetConnectionId, database: values.targetDatabaseName });
   const sourceConnectionInfo = useConnectionInfo({ conid: values.sourceConnectionId });
   const { engine: sourceEngine } = sourceConnectionInfo || {};
@@ -354,7 +342,7 @@ export default function ImportExportConfigurator({ uploadedFile = undefined, onC
           },
         ],
         values,
-        setFieldValue,
+        setValues,
         !sourceList || sourceList.length == 0 ? file.storageType : null,
         setPreviewSource
       );