diff --git a/tests/functional/lang/parse-okay-1.exp b/tests/functional/lang/parse-okay-1.exp
deleted file mode 100644
index ca00a8379..000000000
--- a/tests/functional/lang/parse-okay-1.exp
+++ /dev/null
@@ -1,19 +0,0 @@
-_type: ExprLambda
-body:
-  _type: ExprConcatStrings
-  es:
-    - _type: ExprConcatStrings
-      es:
-        - _type: ExprVar
-          value: x
-        - _type: ExprVar
-          value: y
-      isInterpolation: false
-    - _type: ExprVar
-      value: z
-  isInterpolation: false
-formals:
-  x: null
-  y: null
-  z: null
-formalsEllipsis: false
diff --git a/tests/functional/lang/parse-okay-1.nix b/tests/functional/lang/parse-okay-1.nix
deleted file mode 100644
index 23a58ed10..000000000
--- a/tests/functional/lang/parse-okay-1.nix
+++ /dev/null
@@ -1 +0,0 @@
-{x, y, z}: x + y + z