diff --git a/src/openalpr/CMakeLists.txt b/src/openalpr/CMakeLists.txt
index 4415789..e22a016 100644
--- a/src/openalpr/CMakeLists.txt
+++ b/src/openalpr/CMakeLists.txt
@@ -8,6 +8,7 @@ set(lpr_source_files
  config.cpp
  detection/detector.cpp
  detection/detectorcpu.cpp
+ detection/detectorfactory.cpp
  licenseplatecandidate.cpp
  utility.cpp
  stateidentifier.cpp
diff --git a/src/openalpr/detection/detectorfactory.cpp b/src/openalpr/detection/detectorfactory.cpp
new file mode 100644
index 0000000..f52aa89
--- /dev/null
+++ b/src/openalpr/detection/detectorfactory.cpp
@@ -0,0 +1,7 @@
+#include "detectorfactory.h"
+
+Detector* createDetector(Config* config)
+{
+    return new DetectorCPU(config);
+}
+
diff --git a/src/openalpr/detection/detectorfactory.h b/src/openalpr/detection/detectorfactory.h
index a5ce4a6..eb63ff8 100644
--- a/src/openalpr/detection/detectorfactory.h
+++ b/src/openalpr/detection/detectorfactory.h
@@ -21,11 +21,9 @@
 #define	OPENALPR_DETECTORFACTORY_H
 
 #include "detectorcpu.h"
+#include "config.h"
 
-Detector* createDetector(Config* config)
-{
-    return new DetectorCPU(config);
-}
+Detector* createDetector(Config* config);
 
-#endif	/* DETECTORFACTORY_H */
+#endif	/* OPENALPR_DETECTORFACTORY_H */