diff --git a/lib/isc/Makefile.in b/lib/isc/Makefile.in
index 04872d5b65..e5adf36555 100644
--- a/lib/isc/Makefile.in
+++ b/lib/isc/Makefile.in
@@ -12,8 +12,8 @@ CDEFINES =
 CWARNINGS =
 
 OBJS =		assertions.o buffer.o error.o heap.o lex.o mem.o result.o \
-		rwlock.o socket.o symtab.o task.o timer.o version.o \
-		unix/time.o \
+		rwlock.o symtab.o task.o timer.o version.o \
+		unix/time.o unix/socket.o \
 		pthreads/condition.o
 
 SUBDIRS =	include unix pthreads
diff --git a/lib/isc/unix/Makefile.in b/lib/isc/unix/Makefile.in
index 76374eaa94..3980ffd796 100644
--- a/lib/isc/unix/Makefile.in
+++ b/lib/isc/unix/Makefile.in
@@ -9,7 +9,7 @@ CINCLUDES =	-I${srcdir}/include \
 CDEFINES =
 CWARNINGS =
 
-OBJS =		time.o
+OBJS =		time.o socket.o
 
 SUBDIRS =	include
 TARGETS =	${OBJS}