diff --git a/packages/volto-slate/src/blocks/Table/Cell.test.js b/packages/volto-slate/src/blocks/Table/Cell.test.jsx
similarity index 100%
rename from packages/volto-slate/src/blocks/Table/Cell.test.js
rename to packages/volto-slate/src/blocks/Table/Cell.test.jsx
diff --git a/packages/volto-slate/src/blocks/Table/TableBlockEdit.test.js b/packages/volto-slate/src/blocks/Table/TableBlockEdit.test.jsx
similarity index 100%
rename from packages/volto-slate/src/blocks/Table/TableBlockEdit.test.js
rename to packages/volto-slate/src/blocks/Table/TableBlockEdit.test.jsx
diff --git a/packages/volto-slate/src/blocks/Table/TableBlockView.test.js b/packages/volto-slate/src/blocks/Table/TableBlockView.test.jsx
similarity index 100%
rename from packages/volto-slate/src/blocks/Table/TableBlockView.test.js
rename to packages/volto-slate/src/blocks/Table/TableBlockView.test.jsx
diff --git a/packages/volto-slate/src/blocks/Text/TextBlockEdit.test.js b/packages/volto-slate/src/blocks/Text/TextBlockEdit.test.jsx
similarity index 100%
rename from packages/volto-slate/src/blocks/Text/TextBlockEdit.test.js
rename to packages/volto-slate/src/blocks/Text/TextBlockEdit.test.jsx
diff --git a/packages/volto-slate/src/editor/ui/ToolbarButton.test.js b/packages/volto-slate/src/editor/ui/ToolbarButton.test.jsx
similarity index 100%
rename from packages/volto-slate/src/editor/ui/ToolbarButton.test.js
rename to packages/volto-slate/src/editor/ui/ToolbarButton.test.jsx
diff --git a/packages/volto-slate/src/elementEditor/makeInlineElementPlugin.js b/packages/volto-slate/src/elementEditor/makeInlineElementPlugin.jsx
similarity index 100%
rename from packages/volto-slate/src/elementEditor/makeInlineElementPlugin.js
rename to packages/volto-slate/src/elementEditor/makeInlineElementPlugin.jsx
diff --git a/packages/volto/src/components/manage/Pluggable/__snapshots__/Pluggable.test.js.snap b/packages/volto/src/components/manage/Pluggable/__snapshots__/Pluggable.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/manage/Pluggable/__snapshots__/Pluggable.test.js.snap
rename to packages/volto/src/components/manage/Pluggable/__snapshots__/Pluggable.test.jsx.snap
diff --git a/packages/volto/src/components/manage/Widgets/__snapshots__/ObjectListWidget.test.js.snap b/packages/volto/src/components/manage/Widgets/__snapshots__/ObjectListWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/manage/Widgets/__snapshots__/ObjectListWidget.test.js.snap
rename to packages/volto/src/components/manage/Widgets/__snapshots__/ObjectListWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/PreviewImage/__snapshots__/PreviewImage.test.js.snap b/packages/volto/src/components/theme/PreviewImage/__snapshots__/PreviewImage.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/PreviewImage/__snapshots__/PreviewImage.test.js.snap
rename to packages/volto/src/components/theme/PreviewImage/__snapshots__/PreviewImage.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/ArrayWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/ArrayWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/ArrayWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/ArrayWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/BooleanWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/BooleanWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/BooleanWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/BooleanWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/DateWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/DateWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/DateWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/DateWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/DatetimeWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/DatetimeWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/DatetimeWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/DatetimeWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/DescriptionWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/DescriptionWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/DescriptionWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/DescriptionWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/EmailWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/EmailWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/EmailWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/EmailWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/FileWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/FileWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/FileWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/FileWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/ImageWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/ImageWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/ImageWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/ImageWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/PasswordWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/PasswordWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/PasswordWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/PasswordWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/RelationWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/RelationWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/RelationWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/RelationWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/RelationsWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/RelationsWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/RelationsWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/RelationsWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/RichTextWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/RichTextWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/RichTextWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/RichTextWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/SelectWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/SelectWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/SelectWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/SelectWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/TextWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/TextWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/TextWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/TextWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/TitleWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/TitleWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/TitleWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/TitleWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/TokenWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/TokenWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/TokenWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/TokenWidget.test.jsx.snap
diff --git a/packages/volto/src/components/theme/Widgets/__snapshots__/UrlWidget.test.js.snap b/packages/volto/src/components/theme/Widgets/__snapshots__/UrlWidget.test.jsx.snap
similarity index 100%
rename from packages/volto/src/components/theme/Widgets/__snapshots__/UrlWidget.test.js.snap
rename to packages/volto/src/components/theme/Widgets/__snapshots__/UrlWidget.test.jsx.snap
diff --git a/packages/volto/src/helpers/Extensions/__snapshots__/withBlockExtensions.test.js.snap b/packages/volto/src/helpers/Extensions/__snapshots__/withBlockExtensions.test.jsx.snap
similarity index 100%
rename from packages/volto/src/helpers/Extensions/__snapshots__/withBlockExtensions.test.js.snap
rename to packages/volto/src/helpers/Extensions/__snapshots__/withBlockExtensions.test.jsx.snap