diff --git a/math/nanoflann/Makefile b/math/nanoflann/Makefile
index d4ce22996f10..a691c7f72144 100644
--- a/math/nanoflann/Makefile
+++ b/math/nanoflann/Makefile
@@ -1,6 +1,6 @@
 PORTNAME=	nanoflann
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.6.2
+DISTVERSION=	1.6.3
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
diff --git a/math/nanoflann/distinfo b/math/nanoflann/distinfo
index cf218cfa8510..84a17453de7f 100644
--- a/math/nanoflann/distinfo
+++ b/math/nanoflann/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1731096711
-SHA256 (jlblancoc-nanoflann-v1.6.2_GH0.tar.gz) = c1b8f2e4d32c040249dad14a89dd03c5106a8c56f3e9ca4e60a0836a59259c0c
-SIZE (jlblancoc-nanoflann-v1.6.2_GH0.tar.gz) = 522648
+TIMESTAMP = 1736326376
+SHA256 (jlblancoc-nanoflann-v1.6.3_GH0.tar.gz) = 6140542c30b4abd6a6ffe52c591afaae5748f011c65682d1cae6c501e7e6710a
+SIZE (jlblancoc-nanoflann-v1.6.3_GH0.tar.gz) = 522669