diff --git a/src/components/ActivityStream.js b/src/components/ActivityStream.js
index 7676b03b..10f86c53 100644
--- a/src/components/ActivityStream.js
+++ b/src/components/ActivityStream.js
@@ -397,7 +397,11 @@ const ActivityStreamExplained = ({
         variant="body4"
       >
         {translate('ActivityStream.bodyExplainSecondary')}{' '}
-        <ExternalLink classes="body5_link" href={FAQ_URL} variant="body5">
+        <ExternalLink
+          classes={{ root: 'body5_link' }}
+          href={FAQ_URL}
+          variant="body5"
+        >
           {translate('ActivityStream.linkLearnMore')}
         </ExternalLink>
       </Typography>
diff --git a/src/components/Dialog.js b/src/components/Dialog.js
index 1c1d6c2e..e22b4c5f 100644
--- a/src/components/Dialog.js
+++ b/src/components/Dialog.js
@@ -37,7 +37,7 @@ const Dialog = ({
         </DialogContentText>
       </DialogContent>
       <DialogActions>
-        <Button autoFocus isPrimary onClick={onConfirm}>
+        <Button autoFocus onClick={onConfirm}>
           {confirmLabel}
         </Button>
         <Button isOutline onClick={onClose}>
diff --git a/src/components/DialogAddMember.js b/src/components/DialogAddMember.js
index 3400794d..a8a23b93 100644
--- a/src/components/DialogAddMember.js
+++ b/src/components/DialogAddMember.js
@@ -29,11 +29,7 @@ const DialogAddMember = ({
       cancelLabel={translate('DialogAddMember.dialogCancel')}
       confirmLabel={confirmLabel}
       open={isOpen}
-      title={
-        <Typography classes={{ root: 'h4_link_white' }} variant="h4">
-          {translate('DialogAddMember.dialogTitle', { username })}
-        </Typography>
-      }
+      title={translate('DialogAddMember.dialogTitle', { username })}
       onClose={handleClose}
       onConfirm={onConfirm}
     >
diff --git a/src/components/DialogPurple.js b/src/components/DialogPurple.js
index 26665453..eee64a37 100644
--- a/src/components/DialogPurple.js
+++ b/src/components/DialogPurple.js
@@ -1,4 +1,4 @@
-import { Box, Dialog, DialogTitle } from '@mui/material';
+import { Box, Dialog, DialogTitle, Typography } from '@mui/material';
 import makeStyles from '@mui/styles/makeStyles';
 import PropTypes from 'prop-types';
 import React from 'react';
@@ -41,7 +41,13 @@ const DialogPurple = ({
   return (
     <Dialog classes={classes} onClose={onClose} {...otherProps} maxWidth="lg">
       <DialogTitle align="center" classes={titleClasses}>
-        {title}
+        <Typography
+          classes={{ root: 'h4_link_white' }}
+          component="span"
+          variant="h4"
+        >
+          {title}
+        </Typography>
       </DialogTitle>
       {children}
       <Box pb={2} pt={2}>
diff --git a/src/components/DialogTrust.js b/src/components/DialogTrust.js
index 01f5a897..1427eb0e 100644
--- a/src/components/DialogTrust.js
+++ b/src/components/DialogTrust.js
@@ -78,11 +78,7 @@ const DialogTrust = ({
       confirmLabel={translate('DialogTrust.dialogTrustConfirm')}
       id="trust"
       open={isOpen}
-      title={
-        <Typography classes={{ root: 'h4_link_white' }} variant="h4">
-          {translate('DialogTrust.dialogTrustTitle', { username })}
-        </Typography>
-      }
+      title={translate('DialogTrust.dialogTrustTitle', { username })}
       onClose={handleTrustClose}
       onConfirm={handleTrust}
     >
diff --git a/src/components/DialogTrustRevoke.js b/src/components/DialogTrustRevoke.js
index 88c62b44..5ce68648 100644
--- a/src/components/DialogTrustRevoke.js
+++ b/src/components/DialogTrustRevoke.js
@@ -76,11 +76,9 @@ const DialogTrustRevoke = ({
       confirmLabel={translate('DialogTrustRevoke.dialogRevokeTrustConfirm')}
       id="revoke-trust"
       open={isOpen}
-      title={
-        <Typography classes={{ root: 'h4_link_white' }} variant="h4">
-          {translate('DialogTrustRevoke.dialogRevokeTrustTitle', { username })}
-        </Typography>
-      }
+      title={translate('DialogTrustRevoke.dialogRevokeTrustTitle', {
+        username,
+      })}
       onClose={handleRevokeTrustClose}
       onConfirm={handleRevokeTrust}
     >
diff --git a/src/views/QRGenerator.js b/src/views/QRGenerator.js
index d1762147..3e9f4bbc 100644
--- a/src/views/QRGenerator.js
+++ b/src/views/QRGenerator.js
@@ -115,7 +115,7 @@ const QRGenerator = () => {
             </ButtonShare>
           </Box>
           <Box mb={1} mt={2}>
-            <Button autoFocus fullWidth isPrimary onClick={handleHideQR}>
+            <Button autoFocus fullWidth onClick={handleHideQR}>
               {translate('QRGenerator.dialogClose')}
             </Button>
           </Box>
diff --git a/src/views/Validation.js b/src/views/Validation.js
index 650763b6..76b56100 100644
--- a/src/views/Validation.js
+++ b/src/views/Validation.js
@@ -101,7 +101,7 @@ const Validation = () => {
 
   const dialogContentFooter = () => {
     return (
-      <ButtonShare fullWidth isPrimary text={shareText} url={shareLink}>
+      <ButtonShare fullWidth text={shareText} url={shareLink}>
         {translate('Validation.buttonShareProfileLink')}
       </ButtonShare>
     );