diff --git a/test/libsolidity/syntaxTests/constructor/interface_constructor_new.sol b/test/libsolidity/syntaxTests/constructor/interface_constructor_new.sol
index 2cab18513..6efdea46f 100644
--- a/test/libsolidity/syntaxTests/constructor/interface_constructor_new.sol
+++ b/test/libsolidity/syntaxTests/constructor/interface_constructor_new.sol
@@ -1,7 +1,7 @@
 interface I {
-	constructor() public;
+	constructor() external;
 }
 // ----
-// Warning: (15-36): Functions in interfaces should be declared external.
-// TypeError: (15-36): Constructor cannot be defined in interfaces.
-// TypeError: (15-36): Constructor must be implemented if declared.
+// TypeError: (15-38): Constructor must be public or internal.
+// TypeError: (15-38): Constructor cannot be defined in interfaces.
+// TypeError: (15-38): Constructor must be implemented if declared.
diff --git a/test/libsolidity/syntaxTests/constructor/interface_constructor_old.sol b/test/libsolidity/syntaxTests/constructor/interface_constructor_old.sol
index 313d4345f..449d3f1b1 100644
--- a/test/libsolidity/syntaxTests/constructor/interface_constructor_old.sol
+++ b/test/libsolidity/syntaxTests/constructor/interface_constructor_old.sol
@@ -1,8 +1,8 @@
 interface I {
-	function I() public;
+	function I() external;
 }
 // ----
-// Warning: (15-35): Defining constructors as functions with the same name as the contract is deprecated. Use "constructor(...) { ... }" instead.
-// Warning: (15-35): Functions in interfaces should be declared external.
-// TypeError: (15-35): Constructor cannot be defined in interfaces.
-// TypeError: (15-35): Constructor must be implemented if declared.
+// Warning: (15-37): Defining constructors as functions with the same name as the contract is deprecated. Use "constructor(...) { ... }" instead.
+// TypeError: (15-37): Constructor must be public or internal.
+// TypeError: (15-37): Constructor cannot be defined in interfaces.
+// TypeError: (15-37): Constructor must be implemented if declared.