diff -ruN mozilla-release~/client.mk mozilla-release/client.mk
--- mozilla-release~/client.mk	2014-08-26 06:37:47.000000000 +0300
+++ mozilla-release/client.mk	2014-09-04 23:17:53.046076496 +0300
@@ -246,7 +246,7 @@
 	$(MAKE) -f $(TOPSRCDIR)/client.mk realbuild MOZ_PROFILE_GENERATE=1 MOZ_PGO_INSTRUMENTED=1
 	$(MAKE) -C $(PGO_OBJDIR) package MOZ_PGO_INSTRUMENTED=1 MOZ_INTERNAL_SIGNING_FORMAT= MOZ_EXTERNAL_SIGNING_FORMAT=
 	rm -f ${PGO_OBJDIR}/jarlog/en-US.log
-	MOZ_PGO_INSTRUMENTED=1 JARLOG_FILE=jarlog/en-US.log EXTRA_TEST_ARGS=10 $(MAKE) -C $(PGO_OBJDIR) pgo-profile-run
+	MOZ_PGO_INSTRUMENTED=1 JARLOG_FILE=jarlog/en-US.log EXTRA_TEST_ARGS=10 topsrcdir=$(TOPSRCDIR) DEPTH=. PYTHON=_virtualenv/bin/python $(MAKE) -C $(PGO_OBJDIR) -f $(TOPSRCDIR)/testing/testsuite-targets.mk pgo-profile-run
 	$(MAKE) -f $(TOPSRCDIR)/client.mk maybe_clobber_profiledbuild
 	$(MAKE) -f $(TOPSRCDIR)/client.mk realbuild MOZ_PROFILE_USE=1