diff --git a/src/components/views/dialogs/ExportDialog.tsx b/src/components/views/dialogs/ExportDialog.tsx
index 21239edb3c..16d144c87b 100644
--- a/src/components/views/dialogs/ExportDialog.tsx
+++ b/src/components/views/dialogs/ExportDialog.tsx
@@ -116,7 +116,7 @@ const ExportDialog: React.FC<IProps> = ({ room, onFinished }) => {
             return { valid: false, feedback: _t("Size must be a number") };
         }
 
-        if (min >= parsedSize || parsedSize >= max) {
+        if (min > parsedSize || parsedSize > max) {
             return {
                 valid: false,
                 feedback: _t(
@@ -149,7 +149,7 @@ const ExportDialog: React.FC<IProps> = ({ room, onFinished }) => {
             };
         }
 
-        if (min >= parsedSize || parsedSize >= max) {
+        if (min > parsedSize || parsedSize > max) {
             return {
                 valid: false,
                 feedback: _t(
@@ -199,7 +199,7 @@ const ExportDialog: React.FC<IProps> = ({ room, onFinished }) => {
             <Field
                 element="input"
                 type="number"
-                value={numberOfMessages}
+                value={numberOfMessages.toString()}
                 ref={messageCountRef}
                 onValidate={onValidateNumberOfMessages}
                 label={_t("Number of messages")}
@@ -295,7 +295,7 @@ const ExportDialog: React.FC<IProps> = ({ room, onFinished }) => {
                     onValidate={onValidateSize}
                     element="input"
                     ref={sizeLimitRef}
-                    value={sizeLimit}
+                    value={sizeLimit.toString()}
                     postfixComponent={sizePostFix}
                     onChange={(e) => setSizeLimit(parseInt(e.target.value))}
                 />
diff --git a/src/components/views/elements/Field.tsx b/src/components/views/elements/Field.tsx
index ca02df71a9..1373c2df0e 100644
--- a/src/components/views/elements/Field.tsx
+++ b/src/components/views/elements/Field.tsx
@@ -77,7 +77,7 @@ export interface IInputProps extends IProps, InputHTMLAttributes<HTMLInputElemen
     // The element to create. Defaults to "input".
     element?: "input";
     // The input's value. This is a controlled component, so the value is required.
-    value: string | number;
+    value: string;
 }
 
 interface ISelectProps extends IProps, SelectHTMLAttributes<HTMLSelectElement> {
diff --git a/src/components/views/messages/MFileBody.js b/src/components/views/messages/MFileBody.js
index af1c011f30..d1a2903d76 100644
--- a/src/components/views/messages/MFileBody.js
+++ b/src/components/views/messages/MFileBody.js
@@ -187,7 +187,7 @@ export default class MFileBody extends React.Component {
 
         if (this.props.forExport) {
             return <span className="mx_MFileBody">
-                <a href="forExport">
+                <a href={this.props.mxEvent.getContent().url}>
                     { placeholder }
                 </a>
             </span>;