diff --git a/make/solaris/Makefile b/make/solaris/Makefile
index 7ae2be418d3ab9ef01b308aefa540de69ce61214..8d786f74a8bd2b2839fa3634e36e23464711ac2c 100644
--- a/make/solaris/Makefile
+++ b/make/solaris/Makefile
@@ -159,6 +159,7 @@ BUILDTREE_MAKE    = $(GAMMADIR)/make/$(OSNAME)/makefiles/buildtree.make
 BUILDTREE_VARS    = GAMMADIR=$(GAMMADIR) OS_FAMILY=$(OSNAME) ARCH=$(SRCARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH)
 BUILDTREE_VARS   += HOTSPOT_RELEASE_VERSION=$(HOTSPOT_RELEASE_VERSION) HOTSPOT_BUILD_VERSION=$(HOTSPOT_BUILD_VERSION) JRE_RELEASE_VERSION=$(JRE_RELEASE_VERSION)
 BUILDTREE_VARS   += ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS) OBJCOPY=$(OBJCOPY) STRIP_POLICY=$(STRIP_POLICY) ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES) ZIPEXE=$(ZIPEXE)
+BUILDTREE_VARS   += HS_ALT_MAKE=$(HS_ALT_MAKE)
 
 BUILDTREE         = $(MAKE) -f $(BUILDTREE_MAKE) $(BUILDTREE_VARS)
 
diff --git a/make/solaris/makefiles/buildtree.make b/make/solaris/makefiles/buildtree.make
index ca602a81e3cd8e3723fff1c51578f0eda45bf868..4b68a7c13c2eabd9b63701a645fd7c67ce14ff85 100644
--- a/make/solaris/makefiles/buildtree.make
+++ b/make/solaris/makefiles/buildtree.make
@@ -258,6 +258,8 @@ flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	    echo && echo "ZIP_DEBUGINFO_FILES = $(ZIP_DEBUGINFO_FILES)"; \
 	[ -n "$(ZIPEXE)" ] && \
 	    echo && echo "ZIPEXE = $(ZIPEXE)"; \
+	[ -n "$(HS_ALT_MAKE)" ] && \
+	    echo && echo "HS_ALT_MAKE = $(HS_ALT_MAKE)"; \
 	[ -n "$(HOTSPOT_EXTRA_SYSDEFS)" ] && \
 	    echo && \
 	    echo "HOTSPOT_EXTRA_SYSDEFS\$$(HOTSPOT_EXTRA_SYSDEFS) = $(HOTSPOT_EXTRA_SYSDEFS)" && \