diff --git a/test/aeso_compiler_tests.erl b/test/aeso_compiler_tests.erl
index c0013a4..77fdd52 100644
--- a/test/aeso_compiler_tests.erl
+++ b/test/aeso_compiler_tests.erl
@@ -169,12 +169,13 @@ compilable_contracts() ->
      "qualified_constructor",
      "let_patterns",
      "lhs_matching",
-     "more_strings"
+     "more_strings",
+     "protected_call"
     ].
 
 not_yet_compilable(fate) -> [];
 not_yet_compilable(aevm) -> ["pairing_crypto", "aens_update", "basic_auth_tx", "more_strings",
-                             "unapplied_builtins", "bytes_to_x", "state_handling"].
+                             "unapplied_builtins", "bytes_to_x", "state_handling", "protected_call"].
 
 %% Contracts that should produce type errors
 
@@ -632,6 +633,12 @@ failing_contracts() ->
            "Empty record/map update\n"
            "  r {}">>
         ])
+    , ?TYPE_ERROR(bad_protected_call,
+        [<<?Pos(6, 22)
+           "Invalid 'protected' argument\n"
+           "  (0 : int) == (1 : int) : bool\n"
+           "It must be either 'true' or 'false'.">>
+        ])
     ].
 
 -define(Path(File), "code_errors/" ??File).
diff --git a/test/contracts/bad_protected_call.aes b/test/contracts/bad_protected_call.aes
new file mode 100644
index 0000000..ba1f59c
--- /dev/null
+++ b/test/contracts/bad_protected_call.aes
@@ -0,0 +1,6 @@
+contract Remote =
+  entrypoint id : int => int
+
+contract ProtectedCall =
+  entrypoint bad(r : Remote) =
+    r.id(protected = 0 == 1, 18)
diff --git a/test/contracts/protected_call.aes b/test/contracts/protected_call.aes
new file mode 100644
index 0000000..d377399
--- /dev/null
+++ b/test/contracts/protected_call.aes
@@ -0,0 +1,14 @@
+contract Remote =
+  entrypoint id : int => int
+
+contract ProtectedCall =
+
+  function higher_order(r : Remote) =
+    r.id
+
+  entrypoint test_ok(r : Remote) =
+    let f = higher_order(r)
+    let Some(n) = r.id(protected = true, 10)
+    let Some(m) = f(protected = true, 5)
+    n + m + r.id(protected = false, 100) + f(1)
+