diff --git a/bin/Linux/tcmalloc/gdb-7.11.1/README.md b/bin/Linux/tcmalloc/gdb-7.11.1/README.md
new file mode 100644
index 0000000..a4da345
--- /dev/null
+++ b/bin/Linux/tcmalloc/gdb-7.11.1/README.md
@@ -0,0 +1 @@
+This executable is compiled on Ubuntu 18.04.1 LTS.