diff --git a/Makefile.in b/Makefile.in
index a349b073f33..ebc7d4a1f07 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -335,6 +335,7 @@ include $(CFG_SRC_DIR)/mk/rustllvm.mk
 include $(CFG_SRC_DIR)/mk/autodep.mk
 include $(CFG_SRC_DIR)/mk/tools.mk
 include $(CFG_SRC_DIR)/mk/docs.mk
+include $(CFG_SRC_DIR)/mk/llvm.mk
 
 ######################################################################
 # Secondary makefiles, conditionalized for speed
diff --git a/mk/llvm.mk b/mk/llvm.mk
new file mode 100644
index 00000000000..e69de29bb2d