diff --git a/include/image.mk b/include/image.mk
index d9fa03e454..cf6717cf19 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -385,7 +385,7 @@ define Build/pad-offset
 endef
 
 define Build/check-size
-	@[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \
+	@[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
 		echo "WARNING: Image file $@ is too big" >&2; \
 		rm -f $@; \
 	}
@@ -459,7 +459,7 @@ endef
 endif
 
 define Device/Build/check_size
-	@[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \
+	@[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
 		echo "WARNING: Image file $@ is too big" >&2; \
 		rm -f $@; \
 	}