diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a36d17f..4bc39ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,11 @@ jobs:
       - uses: olafurpg/setup-scala@v13
         with:
           java-version: "adopt@1.${{ matrix.java }}"
+      - name: Use CI sbt jvmopts
+        shell: bash
+        run: |
+          mv .jvmopts-ci .jvmopts
+          cat .jvmopts
       - name: Setup Windows C++ toolchain
         uses: ilammy/msvc-dev-cmd@v1
         if: ${{ matrix.os == 'windows-latest' }}
diff --git a/.github/workflows/native.yml b/.github/workflows/native.yml
index 6a91c92..f0486aa 100644
--- a/.github/workflows/native.yml
+++ b/.github/workflows/native.yml
@@ -37,6 +37,11 @@ jobs:
           distribution: temurin
           java-version: 8
           cache: sbt
+      - name: Use CI sbt jvmopts
+        shell: bash
+        run: |
+          mv .jvmopts-ci .jvmopts
+          cat .jvmopts
       - run: git fetch --tags || true
       - name: Setup Windows C++ toolchain
         uses: ilammy/msvc-dev-cmd@v1
diff --git a/.jvmopts-ci b/.jvmopts-ci
new file mode 100644
index 0000000..0f24832
--- /dev/null
+++ b/.jvmopts-ci
@@ -0,0 +1,6 @@
+-Xss4m
+-Xms5G
+-Xmx5G
+-XX:ReservedCodeCacheSize=1024m
+-XX:+TieredCompilation
+-Dfile.encoding=UTF-8