diff --git a/config/common.mk b/config/common.mk
index db207459..aa88292f 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -82,8 +82,8 @@ ifneq ($(strip $(wildcard source/$(ATMOSPHERE_ARCH_DIR)/.*)),)
 SOURCES += source/$(ATMOSPHERE_ARCH_DIR) $(call DIR_WILDCARD,source/$(ATMOSPHERE_ARCH_DIR))
 endif
 ifneq ($(strip $(wildcard source/$(ATMOSPHERE_BOARD_DIR)/.*)),)
-SOURCES += source/$(ATMOSPHERE_BOARD_DIR $(call DIR_WILDCARD,source/$(ATMOSPHERE_BOARD_DIR))
+SOURCES += source/$(ATMOSPHERE_BOARD_DIR) $(call DIR_WILDCARD,source/$(ATMOSPHERE_BOARD_DIR))
 endif
 ifneq ($(strip $(wildcard source/$(ATMOSPHERE_OS_DIR)/.*)),)
-SOURCES += source/$(ATMOSPHERE_OS_DIR $(call DIR_WILDCARD,source/$(ATMOSPHERE_OS_DIR))
+SOURCES += source/$(ATMOSPHERE_OS_DIR) $(call DIR_WILDCARD,source/$(ATMOSPHERE_OS_DIR))
 endif