diff --git a/packages/front/src/Preview.js b/packages/front/src/Preview.js
index 2348822..7892894 100644
--- a/packages/front/src/Preview.js
+++ b/packages/front/src/Preview.js
@@ -582,7 +582,7 @@ class Preview extends Component {
                       type="radio"
                       id="sample_select_state-preview"
                       name="sample-select-state"
-                      defaultChecked={!this.state.preferFullTracks}
+                      checked={!this.state.preferFullTracks}
                     />
                     <label
                       htmlFor="sample_select_state-preview"
@@ -629,7 +629,7 @@ class Preview extends Component {
                       type="radio"
                       id="sample_select_state-full_track"
                       name="sample-select-state"
-                      defaultChecked={this.state.preferFullTracks}
+                      checked={this.state.preferFullTracks}
                     />
                     <label
                       htmlFor="sample_select_state-full_track"