diff --git a/phosphor-ldap-config/Makefile.am b/phosphor-ldap-config/Makefile.am
index 7080ac5..3052b6d 100644
--- a/phosphor-ldap-config/Makefile.am
+++ b/phosphor-ldap-config/Makefile.am
@@ -9,8 +9,7 @@
                 main.cpp \
                 utils.cpp \
                 ldap_config.cpp \
-                ldap_config_mgr.cpp \
-                ldap_config_serialize.cpp
+                ldap_config_mgr.cpp
 
 phosphor_ldap_conf_LDFLAGS = $(SDBUSPLUS_LIBS) \
                              $(PHOSPHOR_DBUS_INTERFACES_LIBS) \