diff --git a/love/src/components/GeneralPurpose/FileUploader/FileUploader.jsx b/love/src/components/GeneralPurpose/FileUploader/FileUploader.jsx
index 92119a31a..3fcaaa7f6 100644
--- a/love/src/components/GeneralPurpose/FileUploader/FileUploader.jsx
+++ b/love/src/components/GeneralPurpose/FileUploader/FileUploader.jsx
@@ -6,6 +6,7 @@ const FileUploader = ({ value = '', handleFile = () => {}, handleDelete = () =>
   const hiddenFileInput = React.useRef(null);
 
   const handleClick = () => {
+    hiddenFileInput.current.value = null;
     hiddenFileInput.current.click();
   };
   const handleChange = (event) => {
diff --git a/love/src/components/GeneralPurpose/MultiSelect/MultiSelect.module.css b/love/src/components/GeneralPurpose/MultiSelect/MultiSelect.module.css
index 11dd51833..9aa0f699f 100644
--- a/love/src/components/GeneralPurpose/MultiSelect/MultiSelect.module.css
+++ b/love/src/components/GeneralPurpose/MultiSelect/MultiSelect.module.css
@@ -3,5 +3,5 @@
 }
 
 .dropDownClassName {
-  height: 2.4em;
+  min-height: 2.4em;
 }
\ No newline at end of file
diff --git a/love/src/components/OLE/Exposure/Exposure.module.css b/love/src/components/OLE/Exposure/Exposure.module.css
index 3635d7f05..f21265a84 100644
--- a/love/src/components/OLE/Exposure/Exposure.module.css
+++ b/love/src/components/OLE/Exposure/Exposure.module.css
@@ -430,4 +430,8 @@ th.tableHead {
   height: var(--font-size-small);
   width: var(--font-size-small);
   margin-left: var(--small-padding);
+}
+
+.refreshDataBtn {
+  height: 2.4em;
 }
\ No newline at end of file
diff --git a/love/src/components/OLE/Exposure/ExposureAdd.jsx b/love/src/components/OLE/Exposure/ExposureAdd.jsx
index 979e8a29f..f8d7c5693 100644
--- a/love/src/components/OLE/Exposure/ExposureAdd.jsx
+++ b/love/src/components/OLE/Exposure/ExposureAdd.jsx
@@ -17,6 +17,7 @@ import Modal from 'components/GeneralPurpose/Modal/Modal';
 import FlagIcon from 'components/icons/FlagIcon/FlagIcon';
 import { exposureFlagStateToStyle } from 'Config';
 import styles from './Exposure.module.css';
+import { style } from 'd3';
 
 export default class ExposureAdd extends Component {
   static propTypes = {
@@ -108,6 +109,9 @@ export default class ExposureAdd extends Component {
   componentDidUpdate(prevProps, prevState) {
     // TODO: only when the filter is shown
     if (prevState.selectedInstrument !== this.state.selectedInstrument) {
+      this.setState((prevState) => ({
+        newMessage: { ...prevState, obs_id: [] },
+      }));
       this.queryExposures();
     }
   }
@@ -272,6 +276,7 @@ export default class ExposureAdd extends Component {
 
                 <span className={[styles.value, styles.paddingTop].join(' ')}>
                 <Button
+                  className={styles.refreshDataBtn}
                   disabled={this.state.updatingExposures}
                   onClick={() => {
                     this.setState({ updatingExposures: true });
@@ -351,6 +356,7 @@ export default class ExposureAdd extends Component {
                     </span>
 
                     <Button
+                      className={styles.refreshDataBtn}
                       disabled={this.state.updatingExposures}
                       onClick={() => {
                         this.setState({ updatingExposures: true });