diff --git a/golden-files/input/root.php b/golden-files/input/root.php
new file mode 100644
index 0000000..8f8be56
--- /dev/null
+++ b/golden-files/input/root.php
@@ -0,0 +1,6 @@
+<?php
+  ////////////////////////////////////
+  // I am not Isabelle ROOT         //
+  ////////////////////////////////////
+
+?>
diff --git a/golden-files/results/bcpp-root_php b/golden-files/results/bcpp-root_php
new file mode 100644
index 0000000..63bb3f8
--- /dev/null
+++ b/golden-files/results/bcpp-root_php
@@ -0,0 +1,7 @@
+[0m[38;2;205;40;40m[48;2;0;0;0m[1m<?php[0m[38;2;255;255;255m[48;2;0;0;0m                                 
+[0m[38;2;208;208;208m[48;2;0;0;0m  [0m[38;2;153;153;153m[48;2;0;0;0m[3m////////////////////////////////////[0m[38;2;255;255;255m[48;2;0;0;0m
+[0m[38;2;208;208;208m[48;2;0;0;0m  [0m[38;2;153;153;153m[48;2;0;0;0m[3m// I am not Isabelle ROOT         //[0m[38;2;255;255;255m[48;2;0;0;0m
+[0m[38;2;208;208;208m[48;2;0;0;0m  [0m[38;2;153;153;153m[48;2;0;0;0m[3m////////////////////////////////////[0m[38;2;255;255;255m[48;2;0;0;0m
+                                      
+[0m[38;2;205;40;40m[48;2;0;0;0m[1m?>[0m[38;2;255;255;255m[48;2;0;0;0m                                    
+                                      [0m
\ No newline at end of file
diff --git a/tools_test.py b/tools_test.py
index 8c414b0..32f0907 100755
--- a/tools_test.py
+++ b/tools_test.py
@@ -146,6 +146,10 @@ class ToolsTestCase(unittest.TestCase):
         self._sub_tests([
             (tools.bcpp, "hello.cpp", tools.Status.normal)])
 
+    def test_php5_syntax(self):
+        self._sub_tests([
+            (tools.bcpp, "root.php", tools.Status.normal)])
+
 
 if __name__ == "__main__":
     golden.main()