diff --git a/.envrc b/.envrc
index 87e21aa..8a0e46a 100644
--- a/.envrc
+++ b/.envrc
@@ -1,2 +1,4 @@
+# shellcheck shell=bash
+
 watch_dir dev
 use flake
diff --git a/terraform/.envrc b/terraform/.envrc
index 1d58f04..f682d95 100644
--- a/terraform/.envrc
+++ b/terraform/.envrc
@@ -1 +1,3 @@
+# shellcheck shell=bash
+
 use flake .#terraform