diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 459d684..3630355 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -47,7 +47,7 @@ jobs:
             -c "\
             cd tests/${{ matrix.test }} && \
             make obj && \
-            riscv64-unknown-elf-ld -melf32lriscv -T tb.ld test.o -o tb.elf && \
+            riscv64-unknown-elf-ld -melf32lriscv -T tb.ld *.o -o tb.elf && \
             riscv64-unknown-elf-objcopy --target=verilog tb.elf tb.hex && \
             echo "done" \
             "
diff --git a/tests/test_c/test.S b/tests/test_c/test.S
index f49800a..95c96dd 100644
--- a/tests/test_c/test.S
+++ b/tests/test_c/test.S
@@ -1,7 +1,5 @@
 .global _start
 
-.global addathing
-
 .text
 _start: