diff --git a/src/cocoa/files.lst b/src/cocoa/files.lst
index 2cf93709ea..9ab4fa848e 100644
--- a/src/cocoa/files.lst
+++ b/src/cocoa/files.lst
@@ -63,6 +63,7 @@ ALL_SOURCES = \
 		common/cshelp.cpp \
 		common/ctrlcmn.cpp \
 		common/ctrlsub.cpp \
+		common/datacmn.cpp \
 		common/datetime.cpp \
 		common/datstrm.cpp \
 		common/db.cpp \
@@ -618,6 +619,7 @@ COMMONOBJS = \
 		cshelp.o \
 		ctrlcmn.o \
 		ctrlsub.o \
+		datacmn.o \
 		datetime.o \
 		datstrm.o \
 		db.o \