diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index ca3e7ec..fecb581 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -6,6 +6,10 @@ on:
   pull_request:
     branches: [main]
 
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: "1"
@@ -28,8 +32,8 @@ jobs:
             ~/.cargo/git
             target
           key: ${{ runner.os }}-cargo-fmt-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-fmt-
+          restore-keys:
+            - ${{ runner.os }}-cargo-fmt-
       - run: cargo fmt --all -- --check
 
   clippy:
@@ -48,8 +52,8 @@ jobs:
             ~/.cargo/git
             target
           key: ${{ runner.os }}-cargo-clippy-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-clippy-
+          restore-keys:
+            - ${{ runner.os }}-cargo-clippy-
       - run: cargo clippy --workspace --all-targets -- -D warnings
 
   test:
@@ -66,8 +70,8 @@ jobs:
             ~/.cargo/git
             target
           key: ${{ runner.os }}-cargo-test-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-test-
+          restore-keys:
+            - ${{ runner.os }}-cargo-test-
       - run: cargo test --workspace --all-targets
 
   keymaps:
@@ -88,8 +92,8 @@ jobs:
             ~/.cargo/git
             target
           key: ${{ runner.os }}-cargo-test-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-test-
+          restore-keys:
+            - ${{ runner.os }}-cargo-test-
       - name: install Neovim + Vim
         run: |
           set -euo pipefail
diff --git a/.gitea/workflows/release.yaml b/.gitea/workflows/release.yaml
index cafae48..f9cde6a 100644
--- a/.gitea/workflows/release.yaml
+++ b/.gitea/workflows/release.yaml
@@ -57,8 +57,8 @@ jobs:
             ~/.cargo/git
             target
           key: ${{ runner.os }}-cargo-release-${{ matrix.target }}-${{ hashFiles('**/Cargo.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-release-${{ matrix.target }}-
+          restore-keys:
+            - ${{ runner.os }}-cargo-release-${{ matrix.target }}-
 
       - name: Build nuwiki-ls
         env: