diff --git a/tests/fatal_error_no_uninstall_inner_frame.phpt b/tests/fatal_error_no_uninstall_inner_frame.phpt
index 30d388b..a7ea4ac 100644
--- a/tests/fatal_error_no_uninstall_inner_frame.phpt
+++ b/tests/fatal_error_no_uninstall_inner_frame.phpt
@@ -27,4 +27,4 @@ $js->executeString("PHP.foo();");
 --EXPECTF--
 nothing.
 
-Fatal error: Call to a member function foo() on a non-object in %s/fatal_error_no_uninstall_inner_frame.php on line 15
\ No newline at end of file
+Fatal error: Call to a member function foo() on %s in %s/fatal_error_no_uninstall_inner_frame.php on line 15
diff --git a/tests/fatal_error_recursive.phpt b/tests/fatal_error_recursive.phpt
index 0a9178e..a6c83e4 100644
--- a/tests/fatal_error_recursive.phpt
+++ b/tests/fatal_error_recursive.phpt
@@ -35,4 +35,4 @@ $js->executeString("PHP.nofail(); PHP.foo();");
 foo
 foo
 
-Fatal error: Call to a member function bar() on a non-object in %s/fatal_error_recursive.php on line 7
\ No newline at end of file
+Fatal error: Call to a member function bar() on %s in %s/fatal_error_recursive.php on line 7
diff --git a/tests/fatal_error_rethrow.phpt b/tests/fatal_error_rethrow.phpt
index 5c56b5c..a25a1be 100644
--- a/tests/fatal_error_rethrow.phpt
+++ b/tests/fatal_error_rethrow.phpt
@@ -23,4 +23,4 @@ $js->executeString($script);
 ?>
 ===EOF===
 --EXPECTF--
-Fatal error: Call to a member function bar() on a non-object in %s/fatal_error_rethrow.php on line 7
\ No newline at end of file
+Fatal error: Call to a member function bar() on %s in %s/fatal_error_rethrow.php on line 7
diff --git a/tests/fatal_error_uninstall_in_first_frame.phpt b/tests/fatal_error_uninstall_in_first_frame.phpt
index 31ae497..6bce47b 100644
--- a/tests/fatal_error_uninstall_in_first_frame.phpt
+++ b/tests/fatal_error_uninstall_in_first_frame.phpt
@@ -29,4 +29,4 @@ $bar->foo();
 --EXPECTF--
 nothing.
 
-Fatal error: Call to a member function foo() on a non-object in %s/fatal_error_uninstall_in_first_frame.php on line 20
\ No newline at end of file
+Fatal error: Call to a member function foo() on %s in %s/fatal_error_uninstall_in_first_frame.php on line 20
diff --git a/tests/var_dump.phpt b/tests/var_dump.phpt
index 7adad82..9ce0896 100644
--- a/tests/var_dump.phpt
+++ b/tests/var_dump.phpt
@@ -88,7 +88,7 @@ array(11) {
   ["date"]=>
   object(DateTime)#%d (3) {
     ["date"]=>
-    string(19) "1976-09-27 09:00:00"
+    string(%d) "1976-09-27 09:00:00%r(\.0+)?%r"
     ["timezone_type"]=>
     int(3)
     ["timezone"]=>
@@ -199,7 +199,7 @@ array (11) {
         function () { [native code] }
     }
     ["$date"] =>
-    string(19) "1976-09-27 09:00:00"
+    string(%d) "1976-09-27 09:00:00%r(\.0+)?%r"
     ["$timezone_type"] =>
     int(3)
     ["$timezone"] =>