diff --git a/main.go b/main.go
index e753753..13a0108 100644
--- a/main.go
+++ b/main.go
@@ -222,7 +222,7 @@ func licenseHeader(path string, tmpl *template.Template, data *copyrightData) ([
 	case ".html", ".xml":
 		lic, err = prefix(tmpl, data, "<!--", " ", "-->")
 	case ".php":
-		lic, err = prefix(tmpl, data, "<?php", "// ", "?>")
+		lic, err = prefix(tmpl, data, "", "// ", "")
 	case ".ml", ".mli", ".mll", ".mly":
 		lic, err = prefix(tmpl, data, "(**", "   ", "*)")
 	}
@@ -242,6 +242,7 @@ var head = []string{
 	"<!doctype",                // HTML doctype
 	"# encoding:",              // Ruby encoding
 	"# frozen_string_literal:", // Ruby interpreter instruction
+	"<?php",                    // PHP opening tag
 }
 
 func hashBang(b []byte) []byte {
diff --git a/testdata/expected/file.php b/testdata/expected/file.php
index 9205707..f3b1b2b 100644
--- a/testdata/expected/file.php
+++ b/testdata/expected/file.php
@@ -12,6 +12,6 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
-?>
 
-<?php phpinfo(); ?>
+namespace App;
+phpinfo();
diff --git a/testdata/initial/file.php b/testdata/initial/file.php
index 147cebc..868b97d 100644
--- a/testdata/initial/file.php
+++ b/testdata/initial/file.php
@@ -1 +1,3 @@
-<?php phpinfo(); ?>
+<?php
+namespace App;
+phpinfo();