diff --git a/src/openalpr/CMakeLists.txt b/src/openalpr/CMakeLists.txt
index 61cbbc6..9c233a7 100644
--- a/src/openalpr/CMakeLists.txt
+++ b/src/openalpr/CMakeLists.txt
@@ -9,6 +9,7 @@ set(lpr_source_files
  detection/detectorcpu.cpp
  detection/detectorcuda.cpp
  detection/detectorfactory.cpp
+ detection/detectormorph.cpp
  licenseplatecandidate.cpp
  utility.cpp
  stateidentifier.cpp