diff --git a/csharp/ql/test/library-tests/csharp7/CSharp7.cs b/csharp/ql/test/library-tests/csharp7/CSharp7.cs
index c17b4164120..d067dc66a4d 100644
--- a/csharp/ql/test/library-tests/csharp7/CSharp7.cs
+++ b/csharp/ql/test/library-tests/csharp7/CSharp7.cs
@@ -11,13 +11,13 @@ class Literals
 
 class ExpressionBodiedMembers
 {
-    int field = 0;
-    int Foo() => field;
+    int @field = 0;
+    int Foo() => @field;
     int P => 5;
     int Q
     {
         get => Foo();
-        set => field = value;
+        set => @field = value;
     }
     ExpressionBodiedMembers() : this(1) { }
     ExpressionBodiedMembers(int x) => Foo();