diff --git a/test/libsolidity/syntaxTests/immutable/variable_declaration_already.sol b/test/libsolidity/syntaxTests/immutable/variable_declaration_already.sol
index 6c204d05e..73fe59801 100644
--- a/test/libsolidity/syntaxTests/immutable/variable_declaration_already.sol
+++ b/test/libsolidity/syntaxTests/immutable/variable_declaration_already.sol
@@ -4,7 +4,5 @@ contract C {
     uint immutable y = 5;
 }
 // ----
-// TypeError 1581: (62-63): Immutable variables can only be initialized inline or assigned directly in the constructor.
-// TypeError 1574: (62-63): Immutable state variable already initialized.
-// TypeError 1581: (66-67): Immutable variables can only be initialized inline or assigned directly in the constructor.
-// TypeError 1574: (66-67): Immutable state variable already initialized.
+// TypeError 1581: (62-63): Cannot write to immutable here: Immutable variables can only be initialized inline or assigned directly in the constructor.
+// TypeError 1581: (66-67): Cannot write to immutable here: Immutable variables can only be initialized inline or assigned directly in the constructor.
diff --git a/test/libsolidity/syntaxTests/immutable/variable_declaration_value.sol b/test/libsolidity/syntaxTests/immutable/variable_declaration_value.sol
index db8dd6494..2c98ffd79 100644
--- a/test/libsolidity/syntaxTests/immutable/variable_declaration_value.sol
+++ b/test/libsolidity/syntaxTests/immutable/variable_declaration_value.sol
@@ -2,5 +2,4 @@ contract C {
     int immutable x = x = 5;
 }
 // ----
-// TypeError 1581: (35-36): Immutable variables can only be initialized inline or assigned directly in the constructor.
-// TypeError 1574: (35-36): Immutable state variable already initialized.
+// TypeError 1581: (35-36): Cannot write to immutable here: Immutable variables can only be initialized inline or assigned directly in the constructor.