diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb7f032125ec1c5d926b19e94928ee5e085aafa2..4aa56e351ef94fb74f64eb72a2e126eb29c53ac2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -286,9 +286,6 @@ SET(HDRS_YAML
   include/core/yaml/parser_yaml.hpp
   include/core/yaml/yaml_conversion.h
   )
-SET(HDRS_DUMMY
-  test/dummy/factor_feature_dummy.h
-  )
 #SOURCES
 SET(SRCS_PROBLEM
   src/problem/problem.cpp
@@ -513,8 +510,6 @@ INSTALL(FILES ${HDRS_SERIALIZATION}
   DESTINATION include/iri-algorithms/wolf/plugin_core/core/serialization)
 INSTALL(FILES ${HDRS_YAML}
   DESTINATION include/iri-algorithms/wolf/plugin_core/core/yaml)
-INSTALL(FILES ${HDRS_DUMMY}
-  DESTINATION include/iri-algorithms/wolf/plugin_core/core/dummy)
 
 FILE(WRITE ${PROJECT_NAME}.found "")
 INSTALL(FILES ${PROJECT_NAME}.found