diff --git a/localbus/Makefile b/localbus/Makefile
index d07138e337..cb962f198e 100644
--- a/localbus/Makefile
+++ b/localbus/Makefile
@@ -39,7 +39,7 @@ live: Vjit_rad_gateway_demo
 tgen_tb: tgen.v dpram.v
 
 clean:
-	rm -f jit_rad_gateway_demo_badger jit_rad_gateway_demo_qf2
+	rm -f jit_rad_gateway_demo_badger jit_rad_gateway_demo_qf2 *_tb
 	rm -f jit_rad_gateway_demo_cdc.txt jit_rad_gateway_demo_yosys.json
 	rm -f Vjit_rad_gateway_demo xfer_demo.vcd jit_rad_gateway_tb *.vcd
 	rm -rf obj_dir
diff --git a/selftest.sh b/selftest.sh
index 9bd3384102..fc0aa4f3d4 100644
--- a/selftest.sh
+++ b/selftest.sh
@@ -39,7 +39,7 @@ yosys -V
 echo 'puts "tclsh [info patchlevel]"' | tclsh
 flake8 --version
 if [ "$1" = "more" ]; then
-python3 -c 'import nmigen; print("nmigen found")'
+python3 -c 'import nmigen; print("nmigen found", nmigen.__version__)'
 riscv64-unknown-elf-gcc --version
 fi