diff --git a/Source/IntegrationTests/TestFiles/LitTests/LitTest/git-issues/github-issue-5814.dfy b/Source/IntegrationTests/TestFiles/LitTests/LitTest/git-issues/github-issue-5814.dfy
new file mode 100644
index 0000000000..46ef58350c
--- /dev/null
+++ b/Source/IntegrationTests/TestFiles/LitTests/LitTest/git-issues/github-issue-5814.dfy
@@ -0,0 +1,18 @@
+// RUN: %testDafnyForEachCompiler "%s"
+
+trait MyTrait<T> {
+  method Bar(ghost x: T, y: T) returns (z: T)
+}
+
+class MyClass extends MyTrait<int> {
+  constructor() {}
+  method Bar(ghost x: int, y: int) returns (z: int) {
+    return y;
+  }
+}
+
+method Main() {
+  var c := new MyClass();
+  var z := c.Bar(7, 42);
+  expect z == 42;
+}
\ No newline at end of file
diff --git a/Source/IntegrationTests/TestFiles/LitTests/LitTest/git-issues/github-issue-5814.dfy.expect b/Source/IntegrationTests/TestFiles/LitTests/LitTest/git-issues/github-issue-5814.dfy.expect
new file mode 100644
index 0000000000..e69de29bb2