diff --git a/corpus/shebang.txt b/corpus/shebang.txt
index a8f8cda..316e145 100644
--- a/corpus/shebang.txt
+++ b/corpus/shebang.txt
@@ -17,3 +17,24 @@ nix-shell shebang whitespace
 
 (source_file
   (first_line))
+
+==================
+nix-shell shebang no env
+==================
+
+#!nix-shell
+---
+
+(source_file
+  (first_line))
+
+
+==================
+nix-shell shebang whitespace no env
+==================
+
+#! nix-shell
+---
+
+(source_file
+  (first_line))