1 files changed, 3 insertions, 2 deletions
diff --git a/third_party/nix/src/libexpr/function-trace.cc b/third_party/nix/src/libexpr/function-trace.cc
index 2bc0d943f339..4f164e6c4498 100644
--- a/third_party/nix/src/libexpr/function-trace.cc
+++ b/third_party/nix/src/libexpr/function-trace.cc
@@ -1,17 +1,18 @@
 #include "function-trace.hh"
+#include <glog/logging.h>
 
 namespace nix {
 
 FunctionCallTrace::FunctionCallTrace(const Pos& pos) : pos(pos) {
   auto duration = std::chrono::high_resolution_clock::now().time_since_epoch();
   auto ns = std::chrono::duration_cast<std::chrono::nanoseconds>(duration);
-  printMsg(lvlInfo, "function-trace entered %1% at %2%", pos, ns.count());
+  LOG(INFO) << "function-trace entered " << pos << " at " << ns.count();
 }
 
 FunctionCallTrace::~FunctionCallTrace() {
   auto duration = std::chrono::high_resolution_clock::now().time_since_epoch();
   auto ns = std::chrono::duration_cast<std::chrono::nanoseconds>(duration);
-  printMsg(lvlInfo, "function-trace exited %1% at %2%", pos, ns.count());
+  LOG(INFO) << "function-trace exited " << pos << " at " << ns.count();
 }
 
 }  // namespace nix