diff --git a/Cheat Sheets/Languages/gdb.md b/Cheat Sheets/Languages/gdb.md
index b0d7bdf08..5e3c2b6ba 100644
--- a/Cheat Sheets/Languages/gdb.md	
+++ b/Cheat Sheets/Languages/gdb.md	
@@ -8,6 +8,14 @@ Loading an existing core file
 
     gdb <binary> --core=<core file>
 
+## Creating core dumps
+
+Ensure a crashing application creates a core dump
+
+   ulimit -c unlimited
+
+Now run your application and a `core` file in the current directory should be created.
+
 ## GDB CLI
 
     bt                        # Show call stack