diff --git a/rust-bindings/rust/conf/ostree.toml b/rust-bindings/rust/conf/ostree.toml
index 0cbdbb02..372d05cb 100644
--- a/rust-bindings/rust/conf/ostree.toml
+++ b/rust-bindings/rust/conf/ostree.toml
@@ -139,6 +139,7 @@ status = "generate"
 [[object]]
 name = "OSTree.Repo"
 status = "generate"
+concurrency = "send"
     [[object.function]]
     # [MANUAL] we special-case the checksum value
     pattern = "^(write_content|write_content_async|write_metadata|write_metadata_async)$"
diff --git a/rust-bindings/rust/src/auto/repo.rs b/rust-bindings/rust/src/auto/repo.rs
index 6cae471c..ddae0cad 100644
--- a/rust-bindings/rust/src/auto/repo.rs
+++ b/rust-bindings/rust/src/auto/repo.rs
@@ -1060,8 +1060,8 @@ impl Repo {
     //    unsafe { TODO: call ostree_sys:ostree_repo_traverse_parents_get_commits() }
     //}
 
-    pub fn connect_gpg_verify_result<F: Fn(&Repo, &str, &GpgVerifyResult) + 'static>(&self, f: F) -> SignalHandlerId {
-        unsafe extern "C" fn gpg_verify_result_trampoline<F: Fn(&Repo, &str, &GpgVerifyResult) + 'static>(this: *mut ostree_sys::OstreeRepo, checksum: *mut libc::c_char, result: *mut ostree_sys::OstreeGpgVerifyResult, f: glib_sys::gpointer) {
+    pub fn connect_gpg_verify_result<F: Fn(&Repo, &str, &GpgVerifyResult) + Send + 'static>(&self, f: F) -> SignalHandlerId {
+        unsafe extern "C" fn gpg_verify_result_trampoline<F: Fn(&Repo, &str, &GpgVerifyResult) + Send + 'static>(this: *mut ostree_sys::OstreeRepo, checksum: *mut libc::c_char, result: *mut ostree_sys::OstreeGpgVerifyResult, f: glib_sys::gpointer) {
             let f: &F = &*(f as *const F);
             f(&from_glib_borrow(this), &GString::from_glib_borrow(checksum), &from_glib_borrow(result))
         }
@@ -1073,6 +1073,8 @@ impl Repo {
     }
 }
 
+unsafe impl Send for Repo {}
+
 impl fmt::Display for Repo {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         write!(f, "Repo")
diff --git a/rust-bindings/rust/src/auto/versions.txt b/rust-bindings/rust/src/auto/versions.txt
index cba716b0..0d13f9df 100644
--- a/rust-bindings/rust/src/auto/versions.txt
+++ b/rust-bindings/rust/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 2d1ffab)
-from gir-files (https://github.com/gtk-rs/gir-files @ b3c601f)
+from gir-files (https://github.com/gtk-rs/gir-files @ 9fe8b26)
diff --git a/rust-bindings/rust/sys/src/auto/versions.txt b/rust-bindings/rust/sys/src/auto/versions.txt
index cba716b0..0d13f9df 100644
--- a/rust-bindings/rust/sys/src/auto/versions.txt
+++ b/rust-bindings/rust/sys/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 2d1ffab)
-from gir-files (https://github.com/gtk-rs/gir-files @ b3c601f)
+from gir-files (https://github.com/gtk-rs/gir-files @ 9fe8b26)