diff --git a/ct/yp/ctypes b/ct/yp/ctypes
new file mode 100644
index 00000000000..630f420bfa1
--- /dev/null
+++ b/ct/yp/ctypes
@@ -0,0 +1 @@
+{"name":"ctypes","vers":"0.0.1","deps":[],"cksum":"cc368cdb374e6ec341ed40666a5728cb0f1ee8c1ac8bab0dd419bfe9b70bede0","features":{},"yanked":false}