diff --git a/esp32-wroom-rp/Cargo.toml b/esp32-wroom-rp/Cargo.toml
index 1c689f4..b291a7e 100644
--- a/esp32-wroom-rp/Cargo.toml
+++ b/esp32-wroom-rp/Cargo.toml
@@ -28,7 +28,7 @@ cortex-m-semihosting = "0.5"
 embedded-hal = { version = "0.2", features=["unproven"] }
 
 defmt = "0.3"
-defmt-rtt = "0.3"
+defmt-rtt = "0.4"
 heapless = "0.7.16"
 panic-probe = { version = "0.3", features = ["print-rtt"] }