diff --git a/src/external/libFitPofB/CMakeLists.txt b/src/external/libFitPofB/CMakeLists.txt
new file mode 100644
index 00000000..1d3d9719
--- /dev/null
+++ b/src/external/libFitPofB/CMakeLists.txt
@@ -0,0 +1 @@
+add_subdirectory(classes)