diff --git a/boards/arduino_nano_connect/Cargo.toml b/boards/arduino_nano_connect/Cargo.toml
index 8c8452d..8ecbbc9 100644
--- a/boards/arduino_nano_connect/Cargo.toml
+++ b/boards/arduino_nano_connect/Cargo.toml
@@ -16,7 +16,7 @@ rp2040-boot2 = { version = "0.2.0", optional = true }
 rp2040-hal = { path = "../../rp2040-hal", version = "0.5.0" }
 cortex-m-rt = { version = "0.7.0", optional = true }
 embedded-hal = { version = "0.2.4", features = ["unproven"] }
-panic-probe = { version = "0.2.0", features = ["print-defmt"] }
+panic-probe = { version = "0.3.0", features = ["print-defmt"] }
 embedded-time = "0.12.0"
 
 [dev-dependencies]
diff --git a/boards/pimoroni-badger2040/Cargo.toml b/boards/pimoroni-badger2040/Cargo.toml
index 3cbc237..2cba52b 100644
--- a/boards/pimoroni-badger2040/Cargo.toml
+++ b/boards/pimoroni-badger2040/Cargo.toml
@@ -23,8 +23,8 @@ panic-halt= "0.2.0"
 nb = "1.0"
 embedded-graphics = "0.7.1"
 
-defmt = "0.2.0"
-defmt-rtt = "0.2.0"
+defmt = "0.3.0"
+defmt-rtt = "0.3.0"
 
 [features]
 default = ["boot2", "rt"]
diff --git a/boards/pimoroni-plasma-2040/Cargo.toml b/boards/pimoroni-plasma-2040/Cargo.toml
index f40bf31..33278b5 100644
--- a/boards/pimoroni-plasma-2040/Cargo.toml
+++ b/boards/pimoroni-plasma-2040/Cargo.toml
@@ -23,8 +23,8 @@ embedded-hal ="0.2.5"
 smart-leds = "0.3.0"
 ws2812-pio = "0.3.0"
 
-defmt = "0.2.0"
-defmt-rtt = "0.2.0"
+defmt = "0.3.0"
+defmt-rtt = "0.3.0"
 
 [features]
 default = ["boot2", "rt"]
diff --git a/boards/pimoroni-plasma-2040/build.rs b/boards/pimoroni-plasma-2040/build.rs
new file mode 100644
index 0000000..dd9a371
--- /dev/null
+++ b/boards/pimoroni-plasma-2040/build.rs
@@ -0,0 +1,6 @@
+//! This build script makes sure the linker flag -Tdefmt.x is added
+//! for the examples.
+
+fn main() {
+    println!("cargo:rustc-link-arg-examples=-Tdefmt.x");
+}
diff --git a/boards/pimoroni-tiny2040/Cargo.toml b/boards/pimoroni-tiny2040/Cargo.toml
index d8d4407..c743ea4 100644
--- a/boards/pimoroni-tiny2040/Cargo.toml
+++ b/boards/pimoroni-tiny2040/Cargo.toml
@@ -21,8 +21,8 @@ embedded-time = "0.12.0"
 panic-halt= "0.2.0"
 embedded-hal ="0.2.5"
 
-defmt = "0.2.0"
-defmt-rtt = "0.2.0"
+defmt = "0.3.0"
+defmt-rtt = "0.3.0"
 
 [features]
 default = ["boot2", "rt"]
diff --git a/boards/pimoroni-tiny2040/build.rs b/boards/pimoroni-tiny2040/build.rs
new file mode 100644
index 0000000..dd9a371
--- /dev/null
+++ b/boards/pimoroni-tiny2040/build.rs
@@ -0,0 +1,6 @@
+//! This build script makes sure the linker flag -Tdefmt.x is added
+//! for the examples.
+
+fn main() {
+    println!("cargo:rustc-link-arg-examples=-Tdefmt.x");
+}
diff --git a/boards/rp-pico/Cargo.toml b/boards/rp-pico/Cargo.toml
index f7fceaf..9e5a9c2 100644
--- a/boards/rp-pico/Cargo.toml
+++ b/boards/rp-pico/Cargo.toml
@@ -37,8 +37,8 @@ hd44780-driver = "0.4.0"
 pio = "0.2.0"
 pio-proc = "0.2.1"
 
-defmt = "0.2.0"
-defmt-rtt = "0.2.0"
+defmt = "0.3.0"
+defmt-rtt = "0.3.0"
 
 [features]
 default = ["boot2", "rt"]
diff --git a/boards/rp-pico/build.rs b/boards/rp-pico/build.rs
new file mode 100644
index 0000000..dd9a371
--- /dev/null
+++ b/boards/rp-pico/build.rs
@@ -0,0 +1,6 @@
+//! This build script makes sure the linker flag -Tdefmt.x is added
+//! for the examples.
+
+fn main() {
+    println!("cargo:rustc-link-arg-examples=-Tdefmt.x");
+}
diff --git a/boards/vcc-gnd-yd-rp2040/Cargo.toml b/boards/vcc-gnd-yd-rp2040/Cargo.toml
index c536a4e..d4d5ea8 100644
--- a/boards/vcc-gnd-yd-rp2040/Cargo.toml
+++ b/boards/vcc-gnd-yd-rp2040/Cargo.toml
@@ -37,9 +37,6 @@ hd44780-driver = "0.4.0"
 pio = "0.2.0"
 pio-proc = "0.2.1"
 
-defmt = "0.2.0"
-defmt-rtt = "0.2.0"
-
 [features]
 default = ["boot2", "rt"]
 boot2 = ["rp2040-boot2"]