diff --git a/graphics/dcmtk/Makefile b/graphics/dcmtk/Makefile
index dfeeb824de2a..d401b7985ec0 100644
--- a/graphics/dcmtk/Makefile
+++ b/graphics/dcmtk/Makefile
@@ -3,6 +3,9 @@ DISTVERSIONPREFIX=	${PORTNAME:tu}-
 DISTVERSION=	3.6.8
 CATEGORIES=	graphics devel
 
+PATCH_SITES=	https://github.com/DCMTK/${PORTNAME}/commit/
+PATCHFILES+=	c29bebcd19bb963d72dcd00ca8745f60f6b9a39e.patch:-p1 # fix compilation with clang 19, gcc 15
+
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	DICOM ToolKit, libraries and applications for DICOM/MEDICOM standard
 WWW=		https://dcmtk.org
diff --git a/graphics/dcmtk/distinfo b/graphics/dcmtk/distinfo
index 738b7d2d3521..cf124b306980 100644
--- a/graphics/dcmtk/distinfo
+++ b/graphics/dcmtk/distinfo
@@ -1,3 +1,5 @@
-TIMESTAMP = 1714942515
+TIMESTAMP = 1723820540
 SHA256 (DCMTK-dcmtk-DCMTK-3.6.8_GH0.tar.gz) = fca429a215739702fe8d96178964036246a35e2ea8adb12da33851e2be8e9a07
 SIZE (DCMTK-dcmtk-DCMTK-3.6.8_GH0.tar.gz) = 9670224
+SHA256 (c29bebcd19bb963d72dcd00ca8745f60f6b9a39e.patch) = fc876f47d44b582f0ac56a1390fd7bf1eb8767444f591fb80a367dd6f84ec015
+SIZE (c29bebcd19bb963d72dcd00ca8745f60f6b9a39e.patch) = 1413