diff --git a/plugins/api/CMakeLists.txt b/plugins/api/CMakeLists.txt
index e278145eaf..7ff9fe5005 100644
--- a/plugins/api/CMakeLists.txt
+++ b/plugins/api/CMakeLists.txt
@@ -67,7 +67,7 @@ foreach(plugin IN LISTS IRODS_API_PLUGINS)
       ${plugin_target}
       PRIVATE
       "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
-      "$<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/server/api/include>"
+      "$<BUILD_INTERFACE:${CMAKE_IRODS_SOURCE_DIR}/server/api/include>"
       "${IRODS_EXTERNALS_FULLPATH_ARCHIVE}/include"
       "${IRODS_EXTERNALS_FULLPATH_BOOST}/include"
       "${IRODS_EXTERNALS_FULLPATH_FMT}/include"
diff --git a/plugins/auth/CMakeLists.txt b/plugins/auth/CMakeLists.txt
index bce3d437b2..70bc687002 100644
--- a/plugins/auth/CMakeLists.txt
+++ b/plugins/auth/CMakeLists.txt
@@ -41,7 +41,7 @@ foreach(plugin IN LISTS IRODS_AUTH_PLUGINS)
       ${plugin_target}
       PRIVATE
       "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
-      "$<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/server/api/include>"
+      "$<BUILD_INTERFACE:${CMAKE_IRODS_SOURCE_DIR}/server/api/include>"
       "${IRODS_EXTERNALS_FULLPATH_BOOST}/include"
       "${IRODS_EXTERNALS_FULLPATH_FMT}/include"
       "${IRODS_EXTERNALS_FULLPATH_SPDLOG}/include"
diff --git a/plugins/auth_legacy/CMakeLists.txt b/plugins/auth_legacy/CMakeLists.txt
index 57ce3b5e7b..5b111cca5a 100644
--- a/plugins/auth_legacy/CMakeLists.txt
+++ b/plugins/auth_legacy/CMakeLists.txt
@@ -42,7 +42,7 @@ foreach(plugin IN LISTS IRODS_AUTH_LEGACY_PLUGINS)
       ${plugin_target}
       PRIVATE
       "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
-      "$<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/server/api/include>"
+      "$<BUILD_INTERFACE:${CMAKE_IRODS_SOURCE_DIR}/server/api/include>"
       "${IRODS_EXTERNALS_FULLPATH_BOOST}/include"
       "${IRODS_EXTERNALS_FULLPATH_FMT}/include"
       "${IRODS_EXTERNALS_FULLPATH_SPDLOG}/include"