diff --git a/core/definitions.mk b/core/definitions.mk
index b9845f8..1afbb90 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -752,7 +752,7 @@
 define transform-logtags-to-java
 @mkdir -p $(dir $@)
 @echo "logtags: $@ <= $<"
-$(hide) $(JAVATAGS) -o $@ $<
+$(hide) $(JAVATAGS) -o $@ $^
 endef