diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 23dae51..76fdad9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,9 +2,9 @@ name: CI
 
 on:
   push:
-    branches: [ main ]
+    branches: [ main, release/1.0 ]
   pull_request:
-    branches: [ main ]
+    branches: [ main, release/1.0 ]
 
 jobs:
 
@@ -15,9 +15,10 @@ jobs:
     steps:
 
     - name: Set up Go
-      uses: actions/setup-go@v3
+      uses: actions/setup-go@v5
       with:
-        go-version: 1.19.x
+        # Needed by project-checks
+        go-version: 1.23.x
       id: go
 
     - name: Setup environment
@@ -27,13 +28,13 @@ jobs:
         echo "${{ github.workspace }}/bin" >> $GITHUB_PATH
 
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         path: src/github.com/containerd/btrfs
         fetch-depth: 25
 
     - name: Project checks
-      uses: containerd/project-checks@v1
+      uses: containerd/project-checks@v1.2.1
       with:
         working-directory: src/github.com/containerd/btrfs
 
diff --git a/btrfs.c b/btrfs.c
index f0da012..7fad5a5 100644
--- a/btrfs.c
+++ b/btrfs.c
@@ -15,6 +15,7 @@
 */
 
 #include <stddef.h>
+#include <string.h>
 #include <linux/magic.h>
 #include <btrfs/ioctl.h>
 #include <btrfs/ctree.h>