diff --git a/.vimrc b/.vimrc
new file mode 100644
index 0000000..3b935a0
--- /dev/null
+++ b/.vimrc
@@ -0,0 +1,2 @@
+" project-specific .vimrc (needs set exrc + set secure)
+set textwidth=90
diff --git a/setup.cfg b/setup.cfg
index 6deafc2..43d7a3a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,2 @@
 [flake8]
-max-line-length = 120
+max-line-length = 90