diff --git a/apps/mobile/src/features/pull-requests/PullRequestRouteScreen.tsx b/apps/mobile/src/features/pull-requests/PullRequestRouteScreen.tsx
index bd3f04d9d6b4d..af9359d331f8e 100644
--- a/apps/mobile/src/features/pull-requests/PullRequestRouteScreen.tsx
+++ b/apps/mobile/src/features/pull-requests/PullRequestRouteScreen.tsx
@@ -873,19 +873,25 @@ export function PullRequestRouteScreen({ route }: StaticScreenProps<PullRequestP
                           }}
                         >
                           <PullRequestIdentity pr={identity} params={params} />
-                          <SegmentedControl
-                            options={[
-                              { value: "overview", label: "Overview" },
-                              ...(guidesEnabled
-                                ? [{ value: "guide" as const, label: "Guide" }]
-                                : []),
-                              { value: "activity", label: "Activity" },
-                            ]}
-                            selected={section}
-                            onSelect={selectSection}
-                            role="tab"
-                            size="compact"
-                          />
+                          {/* UIKit draws the tapped control's glass lens outside the hidden
+                              tab's opacity, so only the visible tab mounts the control. */}
+                          {Platform.OS !== "ios" || section === tab ? (
+                            <SegmentedControl
+                              options={[
+                                { value: "overview", label: "Overview" },
+                                ...(guidesEnabled
+                                  ? [{ value: "guide" as const, label: "Guide" }]
+                                  : []),
+                                { value: "activity", label: "Activity" },
+                              ]}
+                              selected={section}
+                              onSelect={selectSection}
+                              role="tab"
+                              size="compact"
+                            />
+                          ) : (
+                            <View style={{ height: 32 }} />
+                          )}
                         </View>
                       ) : null}
                     </>