diff --git a/src/components/AttachmentModal.js b/src/components/AttachmentModal.js
index 8791ec55b20d..b2d6751269e1 100755
--- a/src/components/AttachmentModal.js
+++ b/src/components/AttachmentModal.js
@@ -152,31 +152,31 @@ class AttachmentModal extends PureComponent {
      * @returns {Boolean}
      */
     isValidFile(file) {
-        if (lodashGet(file, 'size', 0) > CONST.API_ATTACHMENT_VALIDATIONS.MAX_SIZE) {
+        const {fileExtension} = FileUtils.splitExtensionFromFileName(lodashGet(file, 'name', ''));
+        if (!_.contains(CONST.API_ATTACHMENT_VALIDATIONS.ALLOWED_EXTENSIONS, fileExtension.toLowerCase())) {
+            const invalidReason = `${this.props.translate('attachmentPicker.notAllowedExtension')} ${CONST.API_ATTACHMENT_VALIDATIONS.ALLOWED_EXTENSIONS.join(', ')}`;
             this.setState({
                 isAttachmentInvalid: true,
-                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.attachmentTooLarge'),
-                attachmentInvalidReason: this.props.translate('attachmentPicker.sizeExceeded'),
+                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.wrongFileType'),
+                attachmentInvalidReason: invalidReason,
             });
             return false;
         }
 
-        if (lodashGet(file, 'size', 0) < CONST.API_ATTACHMENT_VALIDATIONS.MIN_SIZE) {
+        if (lodashGet(file, 'size', 0) > CONST.API_ATTACHMENT_VALIDATIONS.MAX_SIZE) {
             this.setState({
                 isAttachmentInvalid: true,
-                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.attachmentTooSmall'),
-                attachmentInvalidReason: this.props.translate('attachmentPicker.sizeNotMet'),
+                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.attachmentTooLarge'),
+                attachmentInvalidReason: this.props.translate('attachmentPicker.sizeExceeded'),
             });
             return false;
         }
 
-        const {fileExtension} = FileUtils.splitExtensionFromFileName(lodashGet(file, 'name', ''));
-        if (!_.contains(CONST.API_ATTACHMENT_VALIDATIONS.ALLOWED_EXTENSIONS, fileExtension.toLowerCase())) {
-            const invalidReason = `${this.props.translate('attachmentPicker.notAllowedExtension')} ${CONST.API_ATTACHMENT_VALIDATIONS.ALLOWED_EXTENSIONS.join(', ')}`;
+        if (lodashGet(file, 'size', 0) < CONST.API_ATTACHMENT_VALIDATIONS.MIN_SIZE) {
             this.setState({
                 isAttachmentInvalid: true,
-                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.wrongFileType'),
-                attachmentInvalidReason: invalidReason,
+                attachmentInvalidReasonTitle: this.props.translate('attachmentPicker.attachmentTooSmall'),
+                attachmentInvalidReason: this.props.translate('attachmentPicker.sizeNotMet'),
             });
             return false;
         }