diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a1c9d7f..d6902ba 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,6 @@
 name: Build
 on:
+  pull_request:
   push:
 jobs:
   build:
diff --git a/.github/workflows/linters.yml b/.github/workflows/linters.yml
index e79f471..1a3b740 100644
--- a/.github/workflows/linters.yml
+++ b/.github/workflows/linters.yml
@@ -1,6 +1,7 @@
 name: Linters
 
 on:
+  pull_request:
   push:
 jobs:
   linters:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7acf129..b3fc80d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,5 +1,6 @@
 name: Tests
 on:
+  pull_request:
   push:
 jobs:
   tests:
diff --git a/src/nix/hive/assets.rs b/src/nix/hive/assets.rs
index 29eba43..9e1f154 100644
--- a/src/nix/hive/assets.rs
+++ b/src/nix/hive/assets.rs
@@ -51,7 +51,10 @@ impl Assets {
             // We explicitly specify `path:` instead of letting Nix resolve
             // automatically, which would involve checking parent directories
             // for a git repository.
-            let uri = format!("path:{}", temp_dir.path().to_str().unwrap());
+            let uri = format!(
+                "path:{}",
+                temp_dir.path().canonicalize().unwrap().to_str().unwrap()
+            );
             let _ = lock_flake_quiet(&uri).await;
             let assets_flake = Flake::from_uri(uri).await?;
             assets_flake_uri = Some(assets_flake.locked_uri().to_owned());