Issue #4953: add the author of the patch
diff --git a/Misc/ACKS b/Misc/ACKS
index 93e948d..5256cfb 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -679,6 +679,7 @@
 Steve Purcell
 Fernando Pérez
 Eduardo Pérez
+Pierre Quentel
 Brian Quinlan
 Anders Qvist
 Burton Radons