1 files changed, 3 insertions, 3 deletions

diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile
index 653c5cd9e44d..c8095e628e13 100644
--- a/tools/testing/selftests/futex/Makefile
+++ b/tools/testing/selftests/futex/Makefile
@@ -8,7 +8,7 @@ include ../lib.mk
 
 all:
         for DIR in $(SUBDIRS); do               \
-                BUILD_TARGET=$$OUTPUT/$$DIR;    \
+                BUILD_TARGET=$(OUTPUT)/$$DIR;   \
                 mkdir $$BUILD_TARGET  -p;       \
                 make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
         done
@@ -22,7 +22,7 @@ override define INSTALL_RULE
         install -t $(INSTALL_PATH) $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES)
 
         @for SUBDIR in $(SUBDIRS); do \
-                BUILD_TARGET=$$OUTPUT/$$SUBDIR; \
+                BUILD_TARGET=$(OUTPUT)/$$SUBDIR;        \
                 mkdir $$BUILD_TARGET  -p;       \
                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$SUBDIR INSTALL_PATH=$(INSTALL_PATH)/$$SUBDIR install; \
         done;
@@ -34,7 +34,7 @@ endef
 
 clean:
         for DIR in $(SUBDIRS); do               \
-                BUILD_TARGET=$$OUTPUT/$$DIR;    \
+                BUILD_TARGET=$(OUTPUT)/$$DIR;   \
                 mkdir $$BUILD_TARGET  -p;       \
                 make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
         done