diff --git a/TODO b/TODO
index 85cf217..26c2607 100644
--- a/TODO
+++ b/TODO
@@ -9,5 +9,3 @@
     up and is now between 25 and 100 lines of code (depending of my refactoring
     mood).  The main drawbacks are poor readability, redundant code in the
     binary, debuggers don't cope well with macros, and by design it sucks.
-[ ] libfreefare/mifare_desfire_authenticate.c should be renamed to a better name
-    such as libfreefare/mifare_desfire_crypto.c.
diff --git a/libfreefare/Makefile.am b/libfreefare/Makefile.am
index 9b3276c..4f37279 100644
--- a/libfreefare/Makefile.am
+++ b/libfreefare/Makefile.am
@@ -10,7 +10,7 @@ libfreefare_la_SOURCES = freefare.c \
 			 mifare_ultralight.c \
 			 mifare_desfire.c \
 			 mifare_desfire_aid.c \
-			 mifare_desfire_authenticate.c \
+			 mifare_desfire_crypto.c \
 			 mifare_desfire_error.c \
 			 mifare_desfire_key.c \
 			 mad.c \
diff --git a/libfreefare/mifare_desfire_authenticate.c b/libfreefare/mifare_desfire_crypto.c
similarity index 100%
rename from libfreefare/mifare_desfire_authenticate.c
rename to libfreefare/mifare_desfire_crypto.c