diff --git a/.gitignore b/.gitignore
index 4dd3695..1f29498 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,4 +19,4 @@ tmp*
 .bsp/
 .scala-build/
 
-hw2.zip
+hw*.zip
diff --git a/scripts/make_submission.sh b/scripts/make_submission.sh
index acd857e..ad2b4d4 100755
--- a/scripts/make_submission.sh
+++ b/scripts/make_submission.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
 
 # Clears the previous submissions.
-rm -rf hw2.zip
+rm -rf hw2.zip hw3.zip
 
 # Creates new submissions.
 zip hw2.zip -j hazardflow-designs/src/cpu/fetch.rs hazardflow-designs/src/cpu/decode.rs hazardflow-designs/src/cpu/exe.rs hazardflow-designs/src/cpu/branch_predictor/bht.rs hazardflow-designs/src/cpu/branch_predictor/btb.rs
+zip hw3.zip -j hazardflow-designs/src/cpu/decode.rs hazardflow-designs/src/cpu/exe.rs hazardflow-designs/src/cpu/alu.rs hazardflow-designs/src/cpu/riscv_isa.rs