diff --git a/src/core/cpn/CMakeLists.txt b/src/core/cpn/CMakeLists.txt
index 79fac5ba..f62c2c95 100644
--- a/src/core/cpn/CMakeLists.txt
+++ b/src/core/cpn/CMakeLists.txt
@@ -8,7 +8,7 @@ find_package(MySQL REQUIRED)
 include_directories(${MYSQL_INCLUDE_DIR})
 
 add_library(fail-cpn ${SRCS})
-target_link_libraries(fail-cpn fail-comm ${MYSQL_LIBRARIES})
+target_link_libraries(fail-cpn fail-comm fail-util ${MYSQL_LIBRARIES})
 
 # make sure protobufs are generated before we include them
 add_dependencies(fail-cpn fail-comm)