diff --git a/include/polarssl/platform.h b/include/polarssl/platform.h
index 32d1c9f..9095203 100644
--- a/include/polarssl/platform.h
+++ b/include/polarssl/platform.h
@@ -30,7 +30,7 @@
 #include POLARSSL_CONFIG_FILE
 #endif
 
-/* Temporary compability hack for to keep MEMORY_C working */
+/* Temporary compatibility hack for to keep MEMORY_C working */
 #if defined(POLARSSL_MEMORY_C) && !defined(POLARSSL_PLATFORM_MEMORY)
 #define POLARSSL_PLATFORM_MEMORY
 #endif