diff --git a/liblog/tests/liblog_test.cpp b/liblog/tests/liblog_test.cpp
index a8a9a12..a20808e 100644
--- a/liblog/tests/liblog_test.cpp
+++ b/liblog/tests/liblog_test.cpp
@@ -130,7 +130,7 @@
 
 static bool isLogdwActive() {
   std::string logdwSignature =
-      popenToString("grep /dev/socket/logdw /proc/net/unix");
+      popenToString("grep -a /dev/socket/logdw /proc/net/unix");
   size_t beginning = logdwSignature.find(' ');
   if (beginning == std::string::npos) return true;
   beginning = logdwSignature.find(' ', beginning + 1);
@@ -144,7 +144,7 @@
   end = logdwSignature.find(' ', end + 1);
   if (end == std::string::npos) return true;
   std::string allLogdwEndpoints = popenToString(
-      "grep ' 00000002" + logdwSignature.substr(beginning, end - beginning) +
+      "grep -a ' 00000002" + logdwSignature.substr(beginning, end - beginning) +
       " ' /proc/net/unix | " +
       "sed -n 's/.* \\([0-9][0-9]*\\)$/ -> socket:[\\1]/p'");
   if (allLogdwEndpoints.length() == 0) return true;