diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d6bd387..626ce1b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,12 +32,12 @@ jobs:
         run: cargo clippy -- -W clippy::all
         if: matrix.rust == 'stable'
         env:
-          RUST_BACKTRACE: 1
-          CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG: true
+          RUST_BACKTRACE: full
       - name: Build and test
         run: cargo test
         env:
           RUST_MIN_STACK: 8388608
+          RUST_BACKTRACE: full
 
   minimal-versions:
     name: minimal versions check
@@ -54,8 +54,7 @@ jobs:
         run: rm Cargo.lock
       - run: cargo build -Z minimal-versions
         env:
-          RUST_BACKTRACE: 1      
-          CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG: true
+          RUST_BACKTRACE: full
 
   web:
     name: web build
diff --git a/build.rs b/build.rs
index eef2287..01a51db 100644
--- a/build.rs
+++ b/build.rs
@@ -253,7 +253,7 @@ struct Ast {
 
 fn make_peg() -> Result<(), Error> {
     if !Path::new("node_modules/.bin/peggy").exists() {
-        Command::new("pnpm")
+        Command::new("./pnpm")
             .args(["install"])
             .output()
             .context("pnpm install")?;