diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 82238fdbe21..d15e3b3eb4c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -3,7 +3,7 @@ name: Run tests
 on:
   push:
     branches: [main, "[0-9]+.[0-9]+"]
-  pull_request_target:
+  pull_request:
     branches: [main, "[0-9]+.[0-9]+"]
 
 env:
@@ -16,6 +16,16 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
+        include:
+          - os: ubuntu-latest
+            rust-target: x86_64-unknown-linux-gnu
+            java-arch: x64
+          - os: windows-latest
+            rust-target: x86_64-pc-windows-msvc
+            java-arch: x64
+          - os: macos-latest
+            rust-target: x86_64-apple-darwin
+            java-arch: x64
       fail-fast: false
     runs-on: ${{ matrix.os }}
 
@@ -28,6 +38,8 @@ jobs:
           components: clippy, rustfmt
       - name: Cache
         uses: Swatinem/rust-cache@v2
+      - name: Add rustup target
+        run: rustup target add ${{ matrix.rust-target }}
 
       - name: Diagnostics on Windows
         if: matrix.os == 'windows-latest'
@@ -41,10 +53,10 @@ jobs:
         run: cargo fmt -- --check
       - name: Clippy
         if: matrix.os == 'ubuntu-latest'
-        run: cargo clippy --all-features
+        run: cargo clippy --all-features --target ${{ matrix.rust-target }}
 
       - name: Build test binary
-        run: cargo test --no-run
+        run: cargo test --no-run --target ${{ matrix.rust-target }}
 
       - name: Install dependencies
         if: matrix.os == 'ubuntu-latest'
@@ -57,7 +69,8 @@ jobs:
         uses: actions/setup-java@v3
         with:
           distribution: "temurin"
-          java-version: "11"
+          java-version: "17"
+          architecture: ${{ matrix.java-arch }}
 
       - name: Install Node
         uses: actions/setup-node@v3
@@ -81,4 +94,4 @@ jobs:
           Rscript -e 'install.packages("crates/plugins/r/tests/tmcRtestrunner", repos=NULL, type="source")'
 
       - name: Run tests
-        run: cargo test --no-fail-fast
+        run: cargo test --no-fail-fast --target ${{ matrix.rust-target }}
diff --git a/.github/workflows/upload-binaries.yml b/.github/workflows/upload-binaries.yml
index 2310803ffab..2a657cabdd1 100644
--- a/.github/workflows/upload-binaries.yml
+++ b/.github/workflows/upload-binaries.yml
@@ -101,7 +101,7 @@ jobs:
           gsutil cp ./target/${{ matrix.target }}/release/tmc-langs-cli.exe gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-cli-${{ matrix.target }}-$Env:TAG.exe
           gsutil cp ./crates/bindings/tmc-langs-node/ts/functions.node             gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-${{ matrix.target }}-$Env:TAG.node
 
-  macos-11:
+  macos:
     runs-on: macos-11
     strategy:
       matrix:
@@ -127,13 +127,13 @@ jobs:
 
       - name: Cargo build
         run: |
-          cargo build -p tmc-langs-cli --release
+          rustup target add ${{ matrix.target }}
+          cargo build -p tmc-langs-cli --release --target ${{ matrix.target }}
           npm --prefix ./crates/bindings/tmc-langs-node install
           npm run --prefix ./crates/bindings/tmc-langs-node build -- --release
       - name: Sign
         run: codesign --force -s - target/release/tmc-langs-cli
       - name: Deploy
         run: |
-          rustup target add ${{ matrix.target }}
-          gsutil cp ./target/release/tmc-langs-cli              gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-cli-${{ matrix.target }}-$TAG
-          gsutil cp ./crates/bindings/tmc-langs-node/ts/functions.node gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-${{ matrix.target }}-$TAG.node
+          gsutil cp ./target/release/tmc-langs-cli                      gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-cli-${{ matrix.target }}-$TAG
+          gsutil cp ./crates/bindings/tmc-langs-node/ts/functions.node  gs://${{ secrets.GCP_BUCKET }}/tmc-langs-rust/tmc-langs-${{ matrix.target }}-$TAG.node
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c3d66badc59..6392729d9e5 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -18,7 +18,7 @@ Install [Node.js and npm](https://docs.npmjs.com/downloading-and-installing-node
 
 Install [Python 3](https://www.python.org/downloads/). You may wish to use [pyenv](https://github.com/pyenv/pyenv/) to manage different Python versions conveniently.
 
-Install [OpenJDK 11](https://openjdk.java.net/install/index.html) (other versions may work as well) and [ant](https://ant.apache.org/).
+Install [OpenJDK 17](https://openjdk.java.net/install/index.html) (other versions may work as well) and [ant](https://ant.apache.org/).
 
 Install [.NET 6.0](https://dotnet.microsoft.com/download).
 
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 0025909fa77..0c605886cc3 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -14,7 +14,7 @@ RUN apt update \
         # languages
         npm \
         python3 \
-        openjdk-11-jdk ant maven \
+        openjdk-17-jdk ant maven \
         dotnet-sdk-6.0 \
         check valgrind \
         r-base r-cran-devtools locales \