--- swiftpm/Sources/PackagePlugin/CMakeLists.txt.orig	2026-09-11 17:14:03 UTC
+++ swiftpm/Sources/PackagePlugin/CMakeLists.txt
@@ -52,7 +52,7 @@
     "SHELL:-no-toolchain-stdlib-rpath")
   set_target_properties(PackagePlugin PROPERTIES
     BUILD_WITH_INSTALL_RPATH TRUE
-    INSTALL_RPATH "$ORIGIN/../../$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
+    INSTALL_RPATH "$ORIGIN/../../$<IF:$<STREQUAL:${CMAKE_SYSTEM_NAME},MidnightBSD>,freebsd,$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>>")
 endif()
 
 if(CMAKE_HOST_SYSTEM_NAME STREQUAL Darwin)
