Fix typo

README.md

@@ -5,7 +5,7 @@
 
 Sometimes we don't want a single panic to result in the abrupt termination of our entire application.
 
-For example, an unrecovered panic might be problmatic:
+For example, an unrecovered panic might be problematic:
 * If it causes your API server to abruptly terminate many parallel connections or leave dangling resources in your data store;
 * If your application writes state to a filesystem and an interruption between writes may produce irrecoverable state;
 * If you CLI application is expected to always output a particlar format (E.G. JSON); or