diff --git a/examples/viewports/Cargo.toml b/examples/viewports/Cargo.toml
index f87f266a3..ab6aa10b0 100644
--- a/examples/viewports/Cargo.toml
+++ b/examples/viewports/Cargo.toml
@@ -11,5 +11,7 @@ publish = false
 wgpu = ["eframe/wgpu"]
 
 [dependencies]
-eframe = { path = "../../crates/eframe" }
+eframe = { path = "../../crates/eframe", features = [
+    "__screenshot", # __screenshot is so we can dump a screenshot using EFRAME_SCREENSHOT_TO
+] }
 env_logger = "0.10"