diff --git a/.shellcheckrc b/.shellcheckrc
new file mode 100644
index 0000000..2a9695e
--- /dev/null
+++ b/.shellcheckrc
@@ -0,0 +1,3 @@
+enable=add-default-case,check-unassigned-uppercase,deprecate-which,quote-safe-variables,require-double-brackets
+wiki-link-count=10
+external-sources=true