diff --git a/.github/workflows/test-pr.yml b/.github/workflows/test-pr.yml
index 342cc915..e92fb0fb 100644
--- a/.github/workflows/test-pr.yml
+++ b/.github/workflows/test-pr.yml
@@ -68,7 +68,7 @@ jobs:
       - name: Run Tests
         run: |
           cargo run -p skyd &
-          cargo test --verbose
+          cargo test --verbose -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         if: env.IS_MD_FILE == 'false' && runner.os != 'Windows'
@@ -76,7 +76,7 @@ jobs:
       - name: Run Tests (Windows)
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose
+          cargo test --verbose -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         shell: cmd
diff --git a/.github/workflows/test-push.yml b/.github/workflows/test-push.yml
index 931d73fb..28f7c5b0 100644
--- a/.github/workflows/test-push.yml
+++ b/.github/workflows/test-push.yml
@@ -97,7 +97,7 @@ jobs:
       - name: Run Tests
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose --target ${{ matrix.rust }}
+          cargo test --verbose --target ${{ matrix.rust }} -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         if: env.IS_MD_FILE == 'false' && runner.os != 'Windows'
@@ -105,7 +105,7 @@ jobs:
       - name: Run Tests (Windows)
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose --target ${{ matrix.rust }}
+          cargo test --verbose --target ${{ matrix.rust }} -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         shell: cmd
@@ -198,7 +198,7 @@ jobs:
       - name: Run Tests
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose --target ${{ matrix.rust }}
+          cargo test --verbose --target ${{ matrix.rust }} -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         if: env.IS_MD_FILE == 'false' && runner.os == 'Linux'
@@ -206,7 +206,7 @@ jobs:
       - name: Run Tests (Windows)
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose --target ${{ matrix.rust }}
+          cargo test --verbose --target ${{ matrix.rust }} -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         shell: cmd
@@ -296,7 +296,7 @@ jobs:
       - name: Run Tests
         run: |
           cargo run -p skyd -- --nosave &
-          cargo test --verbose --target ${{ matrix.rust }}
+          cargo test --verbose --target ${{ matrix.rust }} -- --test-threads=1
         env:
           RUST_BACKTRACE: 1
         if: env.IS_MD_FILE == 'false' && runner.os == 'Linux'