diff --git a/makeall.sh b/makeall.sh
index 1727f06..b2f9464 100644
--- a/makeall.sh
+++ b/makeall.sh
@@ -1,4 +1,8 @@
 #!/usr/bin/env bash
+
+export NO_NESTED_MAKE=1
+export SUBMAKE_JOBS=$(getconf _NPROCESSORS_ONLN)
+
 make -j$(getconf _NPROCESSORS_ONLN) cmake32 && \
 make -j$(getconf _NPROCESSORS_ONLN) cmake64 && \