diff --git a/examples/fpga_config.rs b/examples/fpga_config.rs
index 996406f..b050d87 100644
--- a/examples/fpga_config.rs
+++ b/examples/fpga_config.rs
@@ -79,7 +79,7 @@ fn main() -> ! {
 	// Pre-load the configuration bytes
 	let config_data = include_bytes!("../build/top.bin");
 
-	flash_ice40_fpga(fpga_cfg_spi, fpga_ss, fpga_creset, fpga_cdone, delay, config_data)?;
+	flash_ice40_fpga(fpga_cfg_spi, fpga_ss, fpga_creset, fpga_cdone, delay, config_data).unwrap();
 
 	loop {
 		nop();
diff --git a/src/flash.rs b/src/flash.rs
index ee6c166..ca3aa45 100644
--- a/src/flash.rs
+++ b/src/flash.rs
@@ -13,6 +13,7 @@ use nb::block;
 
 use log::{warn, debug};
 
+#[derive(Debug)]
 pub enum FPGAFlashError {
     SPICommunicationError,
     NegotiationError,