Index: toolkit/mozapps/installer/packager.mk
================================================================================
--- toolkit/mozapps/installer/packager.mk
+++ toolkit/mozapps/installer/packager.mk
@@ -304,9 +304,9 @@
 	@mkdir $(DIST)/$(MOZ_PKG_APPNAME)
 ifdef MOZ_PKG_MANIFEST
 	$(RM) -rf $(DIST)/xpt
-	$(PERL) -I$(topsrcdir)/xpinstall/packager -e 'use Packager; \
-	  Packager::Copy("$(DIST)", "$(DIST)/$(MOZ_PKG_APPNAME)", \
-	                 "$(MOZ_PKG_MANIFEST)", "$(PKGCP_OS)", 1, 0, 1);'
+	$(PERL) -I$(topsrcdir)/xpinstall/packager -e 'use Packager;' \
+	  -e 'Packager::Copy("$(DIST)", "$(DIST)/$(MOZ_PKG_APPNAME)", ' \
+	  -e '"$(MOZ_PKG_MANIFEST)", "$(PKGCP_OS)", 1, 0, 1);'
 	$(PERL) $(topsrcdir)/xpinstall/packager/xptlink.pl -s $(DIST) -d $(DIST)/xpt -f $(DIST)/$(MOZ_PKG_APPNAME)/components -v
 else # !MOZ_PKG_MANIFEST
 ifeq ($(MOZ_PKG_FORMAT),DMG)