diff --git a/tools/perf/Documentation/Makefile b/tools/perf/Documentation/Makefile
index eb30044a922a..f75175757892 100644
--- a/tools/perf/Documentation/Makefile
+++ b/tools/perf/Documentation/Makefile
@@ -150,7 +150,7 @@ NO_SUBDIR = :
 endif
 
 ifneq ($(findstring $(MAKEFLAGS),s),s)
-ifndef V
+ifneq ($(V),1)
 	QUIET_ASCIIDOC	= @echo '   ' ASCIIDOC $@;
 	QUIET_XMLTO	= @echo '   ' XMLTO $@;
 	QUIET_DB2TEXI	= @echo '   ' DB2TEXI $@;
diff --git a/tools/perf/config/utilities.mak b/tools/perf/config/utilities.mak
index 8ef3bd30a549..faffb52fcf80 100644
--- a/tools/perf/config/utilities.mak
+++ b/tools/perf/config/utilities.mak
@@ -181,7 +181,7 @@ _gea_err  = $(if $(1),$(error Please set '$(1)' appropriately))
 
 # try-cc
 # Usage: option = $(call try-cc, source-to-build, cc-options, msg)
-ifndef V
+ifneq ($(V),1)
 TRY_CC_OUTPUT= > /dev/null 2>&1
 endif
 TRY_CC_MSG=echo "    CHK $(3)" 1>&2;
diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include
index f03e681f8891..0d0506d55c71 100644
--- a/tools/scripts/Makefile.include
+++ b/tools/scripts/Makefile.include
@@ -59,7 +59,7 @@ QUIET_SUBDIR0  = +$(MAKE) $(COMMAND_O) -C # space to separate -C and subdir
 QUIET_SUBDIR1  =
 
 ifneq ($(findstring $(MAKEFLAGS),s),s)
-ifndef V
+ifneq ($(V),1)
 	QUIET_CC       = @echo '   ' CC $@;
 	QUIET_AR       = @echo '   ' AR $@;
 	QUIET_LINK     = @echo '   ' LINK $@;