diff --git a/.rvmrc b/.rvmrc
index ff1ca3f..d2dbb1f 100644
--- a/.rvmrc
+++ b/.rvmrc
@@ -1,6 +1,6 @@
 rvm_gemset_create_on_use_flag=1
 rvm_pretty_print_flag=1
-rvm_make_flags="-j 4"
+rvm_make_flags=( -j 4 )
 rvm_project_rvmrc_default=1
 rvm_trust_rvmrcs_flag=1
 rvm_project_rvmrc=1