diff --git a/package/python-sip/python-sip.mk b/package/python-sip/python-sip.mk
index 3e015fa16c..f942eb6c74 100644
--- a/package/python-sip/python-sip.mk
+++ b/package/python-sip/python-sip.mk
@@ -21,8 +21,10 @@ define HOST_PYTHON_SIP_BUILD_CMDS
 	$(HOST_MAKE_ENV) $(HOST_CONFIGURE_OPTS) $(MAKE) -C $(@D)
 endef
 
+# Race condition on fast machine between sipconfig.py install and
+# {sipdistutils.py,mk_distinfo.py} scripts.
 define HOST_PYTHON_SIP_INSTALL_CMDS
-	$(HOST_MAKE_ENV) $(HOST_CONFIGURE_OPTS) $(MAKE) install -C $(@D)
+	$(HOST_MAKE_ENV) $(HOST_CONFIGURE_OPTS) $(MAKE1) install -C $(@D)
 endef
 
 define PYTHON_SIP_CONFIGURE_CMDS
@@ -42,8 +44,10 @@ define PYTHON_SIP_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D)
 endef
 
+# Race condition on fast machine between sipconfig.py install and
+# {sipdistutils.py,mk_distinfo.py} scripts.
 define PYTHON_SIP_INSTALL_TARGET_CMDS
-	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) install -C $(@D)
+	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE1) install -C $(@D)
 endef
 
 $(eval $(generic-package))