diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index f92a6c08..12e125b0 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -18,6 +18,10 @@ jobs:
     steps:
     - name: Install build tools
       run: sudo apt-get update && sudo apt-get install build-essential binutils-arm-none-eabi libelf-dev zip -y
+    - name: Install Miri
+      run: |
+        rustup component add miri
+        cargo miri setup
     - uses: actions/checkout@v3
     - name: Cache
       uses: actions/cache@v3
diff --git a/justfile b/justfile
index 4a0b9e7d..9c6f9c7d 100644
--- a/justfile
+++ b/justfile
@@ -59,7 +59,7 @@ check-linker-script-consistency:
     find -type f -name gba.ld -print0 | xargs -0 -n1 cmp -- agb/gba.ld
     find -type f -name gba_mb.ld -print0 | xargs -0 -n1 cmp -- agb/gba_mb.ld
 
-ci: check-linker-script-consistency build-debug clippy fmt-check test build-release test-release doctest-agb build-roms build-book check-docs
+ci: check-linker-script-consistency build-debug clippy fmt-check test miri build-release test-release doctest-agb build-roms build-book check-docs
 
 build-roms:
     just _build-rom "examples/the-purple-night" "PURPLENIGHT"
@@ -85,6 +85,9 @@ publish *args: (_run-tool "publish" args)
 
 release +args: (_run-tool "release" args)
 
+miri:
+    (cd agb-hashmap && cargo miri test)
+
 _run-tool +tool:
     (cd tools && cargo build)
     "$CARGO_TARGET_DIR/debug/tools" {{tool}}