diff --git a/tools/testing/selftests/powerpc/Makefile b/tools/testing/selftests/powerpc/Makefile
index 2f299fd04d2d..b175e94e1901 100644
--- a/tools/testing/selftests/powerpc/Makefile
+++ b/tools/testing/selftests/powerpc/Makefile
@@ -52,14 +52,14 @@ endef
 override define INSTALL_RULE
 	+@for TARGET in $(SUB_DIRS); do \
 		BUILD_TARGET=$(OUTPUT)/$$TARGET;	\
-		$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install;\
+		$(MAKE) OUTPUT=$$BUILD_TARGET INSTALL_PATH=$$INSTALL_PATH/$$TARGET -C $$TARGET install;\
 	done;
 endef
 
 emit_tests:
 	+@for TARGET in $(SUB_DIRS); do \
 		BUILD_TARGET=$(OUTPUT)/$$TARGET;	\
-		$(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET $@;\
+		$(MAKE) OUTPUT=$$BUILD_TARGET COLLECTION=$(COLLECTION)/$$TARGET -s -C $$TARGET $@;\
 	done;
 
 override define CLEAN
diff --git a/tools/testing/selftests/powerpc/pmu/Makefile b/tools/testing/selftests/powerpc/pmu/Makefile
index 773933e5180e..7e9dbf3d0d09 100644
--- a/tools/testing/selftests/powerpc/pmu/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/Makefile
@@ -44,7 +44,7 @@ emit_tests:
 	done
 	+@for TARGET in $(SUB_DIRS); do \
 		BUILD_TARGET=$(OUTPUT)/$$TARGET; \
-		$(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET emit_tests; \
+		$(MAKE) OUTPUT=$$BUILD_TARGET COLLECTION=$(COLLECTION)/$$TARGET -s -C $$TARGET emit_tests; \
 	done;
 
 DEFAULT_INSTALL_RULE := $(INSTALL_RULE)
@@ -52,7 +52,7 @@ override define INSTALL_RULE
 	$(DEFAULT_INSTALL_RULE)
 	+@for TARGET in $(SUB_DIRS); do \
 		BUILD_TARGET=$(OUTPUT)/$$TARGET; \
-		$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install; \
+		$(MAKE) OUTPUT=$$BUILD_TARGET INSTALL_PATH=$$INSTALL_PATH/$$TARGET -C $$TARGET install; \
 	done;
 endef