diff --git a/init/init_parser.cpp b/init/init_parser.cpp
index 3ed1d58..12f44f7 100644
--- a/init/init_parser.cpp
+++ b/init/init_parser.cpp
@@ -315,10 +315,14 @@
 
     int nargs = 0;
 
+    //TODO: Use a parser with const input and remove this copy
+    std::vector<char> data_copy(data.begin(), data.end());
+    data_copy.push_back('\0');
+
     parse_state state;
     state.filename = fn;
     state.line = 0;
-    state.ptr = strdup(data.c_str());  // TODO: fix this code!
+    state.ptr = &data_copy[0];
     state.nexttoken = 0;
     state.parse_line = parse_line_no_op;