diff --git a/Zend/tests/bug64677.phpt b/Zend/tests/bug64677.phpt
new file mode 100644
index 00000000000..44a7c5fc6f3
--- /dev/null
+++ b/Zend/tests/bug64677.phpt
@@ -0,0 +1,21 @@
+--TEST--
+Bug #64677 (execution operator `` stealing surrounding arguments)
+--FILE--
+<?PHP
+class cat {
+	public function show_output($prepend, $output = '') {
+	}
+}
+$cat = new cat();
+$cat->show_output('Files: ', trim(`cd .`)); // this gives invalid args to shell_exec
+$cat->show_output('Files: ', `cd .`); // this causes a segmentation fault
+$cat->show_output(`cd .`); // this causes a segmentation fault
+
+function show_outputa($prepend, $output) {
+	echo "Okey";
+}
+show_outputa('Files: ', `cd .`); // this works as expected
+
+?>
+--EXPECT--
+Okey
diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 76807909183..3c0d753b664 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -5702,6 +5702,7 @@ void zend_do_shell_exec(znode *result, const znode *cmd TSRMLS_DC) /* {{{ */
 	GET_CACHE_SLOT(opline->op1.constant);
 	opline->extended_value = 1;
 	SET_UNUSED(opline->op2);
+	opline->op2.num = CG(context).nested_calls;
 	GET_NODE(result, opline->result);
 
 	if (CG(context).nested_calls + 1 > CG(active_op_array)->nested_calls) {