diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -51,6 +51,11 @@
 #   xargs -n1 | sort | uniq -d;
 # done
 
+# 20250718: libopencsd libraries moved to /usr/lib and made private
+OLD_FILES+=lib/libopencsd.so.0
+OLD_FILES+=usr/lib/libopencsd.a
+OLD_FILES+=usr/lib/libopencsd.so
+
 # 20250716: Remove an old manual page, vn(4) was removed in FreeBSD 5.0
 OLD_FILES+=usr/share/man/man4/vn.4.gz
 
diff --git a/lib/libopencsd/Makefile b/lib/libopencsd/Makefile
--- a/lib/libopencsd/Makefile
+++ b/lib/libopencsd/Makefile
@@ -1,8 +1,3 @@
-PACKAGE=lib${LIB}
-SHLIBDIR?=	/lib
-
-.include <src.opts.mk>
-
 OPENCSDSRC=	${SRCTOP}/contrib/opencsd
 
 .PATH:	${OPENCSDSRC}/decoder/source/ete/		\
@@ -182,6 +177,7 @@
 LIBADD= cxxrt
 
 WARNS?= 1
+PRIVATELIB=	true
 
 HAS_TESTS=
 
diff --git a/release/packages/ucl/libopencsd-all.ucl b/release/packages/ucl/libopencsd-all.ucl
deleted file mode 100644
--- a/release/packages/ucl/libopencsd-all.ucl
+++ /dev/null
@@ -1,5 +0,0 @@
-comment = "ARM CoreSight Trace Decode Library"
-desc = <<EOD
-This library provides an API suitable for the decode of ARM CoreSight
-trace streams.
-EOD