diff --git a/beginner/apps/Cargo.toml b/beginner/apps/Cargo.toml
index 991b60d..f457b4f 100644
--- a/beginner/apps/Cargo.toml
+++ b/beginner/apps/Cargo.toml
@@ -10,8 +10,10 @@ cortex-m = "0.6.4"
 cortex-m-rt = "0.6.13"
 dk = { path = "../../boards/dk", features = ["beginner"] }
 heapless = "0.5.5"
-log = "0.4.8"
 panic-log = { path = "../../common/panic-log" }
+panic-probe = { version = "0.2.0", features = ["print-defmt"] }
+defmt = "0.2.0"
+defmt-rtt = "0.2.0"
 
 # optimize code in both profiles
 [profile.dev]
@@ -31,3 +33,18 @@ incremental = false
 lto = "fat"
 opt-level = 3
 overflow-checks = false
+
+[features]
+# set logging levels here
+default = [
+  "defmt-default",
+  # "dependency-a/defmt-trace",
+]
+
+# do NOT modify these features
+defmt-default = []
+defmt-trace = []
+defmt-debug = []
+defmt-info = []
+defmt-warn = []
+defmt-error = []
\ No newline at end of file
diff --git a/beginner/apps/src/bin/hello.rs b/beginner/apps/src/bin/hello.rs
index 62a8ad0..e1ec04c 100644
--- a/beginner/apps/src/bin/hello.rs
+++ b/beginner/apps/src/bin/hello.rs
@@ -3,14 +3,15 @@
 
 use cortex_m::asm;
 use cortex_m_rt::entry;
-use panic_log as _; // the panicking behavior
+use defmt_rtt as _; // global logger
+use panic_probe as _; // the panicking behavior
 
 #[entry]
 fn main() -> ! {
     // initializes the peripherals
     dk::init().unwrap();
 
-    log::info!("Hello, world!"); // :wave:
+    defmt::info!("Hello, world!"); // :wave:
 
     loop {
         // breakpoint: halts the program's execution