diff --git a/profman/profman.cc b/profman/profman.cc
index b29e743..f90bba9 100644
--- a/profman/profman.cc
+++ b/profman/profman.cc
@@ -521,7 +521,7 @@
 #endif
       fd = open(filename.c_str(), flags);
       if (fd < 0) {
-        LOG(ERROR) << "Cannot open " << filename << strerror(errno);
+        PLOG(ERROR) << "Cannot open " << filename;
         return nullptr;
       }
     }
@@ -690,7 +690,7 @@
 #endif
     int fd = open(profile_file.c_str(), flags);
     if (!FdIsValid(fd)) {
-      LOG(ERROR) << "Cannot open " << profile_file << strerror(errno);
+      PLOG(ERROR) << "Cannot open " << profile_file;
       return false;
     }
     if (!GetClassNamesAndMethods(fd, dex_files, out_lines)) {
@@ -1076,7 +1076,7 @@
 #endif
       fd = open(reference_profile_file_.c_str(), flags, 0644);
       if (fd < 0) {
-        LOG(ERROR) << "Cannot open " << reference_profile_file_ << strerror(errno);
+        PLOG(ERROR) << "Cannot open " << reference_profile_file_;
         return kInvalidFd;
       }
     }
@@ -1214,7 +1214,7 @@
 #endif
     int profile_test_fd = open(test_profile_.c_str(), flags, 0644);
     if (profile_test_fd < 0) {
-      LOG(ERROR) << "Cannot open " << test_profile_ << strerror(errno);
+      PLOG(ERROR) << "Cannot open " << test_profile_;
       return -1;
     }
     bool result;
diff --git a/tools/hiddenapi/hiddenapi_test.cc b/tools/hiddenapi/hiddenapi_test.cc
index 213692b..9f65a54 100644
--- a/tools/hiddenapi/hiddenapi_test.cc
+++ b/tools/hiddenapi/hiddenapi_test.cc
@@ -112,7 +112,7 @@
 
     File fd(file.GetFilename(), O_RDONLY, /* check_usage= */ false);
     if (fd.Fd() == -1) {
-      LOG(FATAL) << "Unable to open file '" << file.GetFilename() << "': " << strerror(errno);
+      PLOG(FATAL) << "Unable to open file '" << file.GetFilename() << "'";
       UNREACHABLE();
     }
 
@@ -133,7 +133,7 @@
   std::ofstream OpenStream(const ScratchFile& file) {
     std::ofstream ofs(file.GetFilename(), std::ofstream::out);
     if (ofs.fail()) {
-      LOG(FATAL) << "Open failed for '" << file.GetFilename() << "' " << strerror(errno);
+      PLOG(FATAL) << "Open failed for '" << file.GetFilename() << "'";
       UNREACHABLE();
     }
     return ofs;