diff --git a/tools/clock.c b/tools/clock.c
index 71fa1af..744478a 100644
--- a/tools/clock.c
+++ b/tools/clock.c
@@ -9,6 +9,8 @@
 #include <errno.h>
 #include <kernel/drivers/clock.h>
 
+#include "drivers/clock/sys.c"
+
 
 /* private */
 /* variables */
diff --git a/tools/console.c b/tools/console.c
index 28daea4..99f270f 100644
--- a/tools/console.c
+++ b/tools/console.c
@@ -9,6 +9,8 @@
 #include <errno.h>
 #include <kernel/drivers/console.h>
 
+#include "drivers/console/stdio.c"
+
 
 /* private */
 /* variables */
diff --git a/tools/project.conf b/tools/project.conf
index 5c4f4c4..83c12a0 100644
--- a/tools/project.conf
+++ b/tools/project.conf
@@ -36,8 +36,8 @@ sources=start.S
 [uKernel]
 type=binary
 sources=bus.c,clock.c,console.c,init.c,platform.c,main.c
-ldflags=$(OBJDIR)crti.o $(OBJDIR)crtbegin.o $(OBJDIR)start.o $(OBJDIR)libk.a $(OBJDIR)../src/drivers/clock/sys.o $(OBJDIR)../src/drivers/console/stdio.o $(OBJDIR)crtend.o $(OBJDIR)crtn.o `$(CC) -print-libgcc-file-name`
-depends=$(OBJDIR)crtbegin.o,$(OBJDIR)crtend.o,$(OBJDIR)start.o,$(OBJDIR)libk.a,$(OBJDIR)../src/drivers/clock/sys.o,$(OBJDIR)../src/drivers/console/stdio.o
+ldflags=$(OBJDIR)crti.o $(OBJDIR)crtbegin.o $(OBJDIR)start.o $(OBJDIR)libk.a $(OBJDIR)crtend.o $(OBJDIR)crtn.o `$(CC) -print-libgcc-file-name`
+depends=$(OBJDIR)crtbegin.o,$(OBJDIR)crtend.o,$(OBJDIR)start.o,$(OBJDIR)libk.a
 
 #sources
 [bus.c]