apprt/gtk: fix Zig 0.15

1 files changed, 4 insertions, 2 deletions

diff --git a/src/apprt/gtk/class/surface.zig b/src/apprt/gtk/class/surface.zig
index 5ca964fe3..0e0334ecf 100644
--- a/src/apprt/gtk/class/surface.zig
+++ b/src/apprt/gtk/class/surface.zig
@@ -850,15 +850,17 @@ pub const Surface = extern struct {
             };
             const title = std.mem.span(title_);
             const body = body: {
-                const exit_code = value.exit_code orelse break :body std.fmt.allocPrintZ(
+                const exit_code = value.exit_code orelse break :body std.fmt.allocPrintSentinel(
                     alloc,
                     "Command took {}.",
                     .{value.duration.round(std.time.ns_per_ms)},
+                    0,
                 ) catch break :notify;
-                break :body std.fmt.allocPrintZ(
+                break :body std.fmt.allocPrintSentinel(
                     alloc,
                     "Command took {} and exited with code {d}.",
                     .{ value.duration.round(std.time.ns_per_ms), exit_code },
+                    0,
                 ) catch break :notify;
             };
             defer alloc.free(body);