diff --git a/internal/worker/command_blender.go b/internal/worker/command_blender.go
index a9c03186..e04d62be 100644
--- a/internal/worker/command_blender.go
+++ b/internal/worker/command_blender.go
@@ -94,7 +94,7 @@ func (ce *CommandExecutor) cmdBlenderRender(ctx context.Context, logger zerolog.
 
 		logger.Debug().Msg(line)
 
-		timestamp := time.Now().Format(timeFormat)
+		timestamp := ce.timeService.Now().Format(timeFormat)
 		// %35s because trailing zeroes in the nanoseconds aren't output by the
 		// formatted timestamp, and thus it has a variable length. Using a fixed
 		// width in this Sprintf() call ensures the rest of the line aligns visually
diff --git a/internal/worker/command_exe.go b/internal/worker/command_exe.go
index 0ee67c9f..3850ba17 100644
--- a/internal/worker/command_exe.go
+++ b/internal/worker/command_exe.go
@@ -60,6 +60,7 @@ type CommandListener interface {
 // TimeService is a service that operates on time.
 type TimeService interface {
 	After(duration time.Duration) <-chan time.Time
+	Now() time.Time
 }
 
 //go:generate go run github.com/golang/mock/mockgen -destination mocks/cli_runner.gen.go -package mocks gitlab.com/blender/flamenco-ng-poc/internal/worker CommandLineRunner