diff --git a/lib/googletest/Makefile.inc b/lib/googletest/Makefile.inc
index b77322df4ee2..14002f51a4a1 100644
--- a/lib/googletest/Makefile.inc
+++ b/lib/googletest/Makefile.inc
@@ -8,8 +8,5 @@ GOOGLETEST_SRCROOT= ${GTEST_DIR}/googletest
 
 CXXFLAGS+=	${GTESTS_FLAGS}
 
-# Silence warnings about usage of deprecated std::auto_ptr
-CXXWARNFLAGS+=	-Wno-deprecated-declarations
-
 # Silence warnings about usage of deprecated implicit copy constructors
 CXXWARNFLAGS+=  -Wno-deprecated-copy