diff --git a/docs/TODO b/docs/TODO
index 4a9d998051..35f3331d30 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -173,6 +173,7 @@
  19.2 Enable PIE and RELRO by default
  19.3 Don't use GNU libtool on OpenBSD
  19.4 Package curl for Windows in a signed installer
+ 19.5 make configure use --cache-file more and better
 
  20. Test suite
  20.1 SSL tunnel
@@ -1219,6 +1220,13 @@
 
  See https://github.com/curl/curl/issues/5424
 
+19.5 make configure use --cache-file more and better
+
+ The configure script can be improved to cache more values so that repeated
+ invokes run much faster.
+
+ See https://github.com/curl/curl/issues/7753
+
 20. Test suite
 
 20.1 SSL tunnel