diff --git a/GNUmakefile b/GNUmakefile
index a2fa9ff..9dd9b42 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,6 +1,6 @@
 .NOTPARALLEL:
 
-MAX_THREADS ?= 16
+MAX_THREADS ?= 4
 
 PROGRAM_NAME ?= bin/vlmcsd
 CLIENT_NAME ?= bin/vlmcs