diff --git a/Makefile b/Makefile
index cad2b18..24f150e 100644
--- a/Makefile
+++ b/Makefile
@@ -95,7 +95,9 @@ suffixes = json json.gz
 	rm $@.out $@.mbtiles
 
 # Don't test overflow with geobuf, because it fails (https://github.com/mapbox/geobuf/issues/87)
-geobuf-test: tippecanoe-json-tool $(addsuffix .checkbuf,$(filter-out tests/overflow/out/-z0.json,$(TESTS)))
+# Don't test stringids with geobuf, because it fails
+nogeobuf = tests/overflow/out/-z0.json $(wildcard tests/stringid/out/*.json)
+geobuf-test: tippecanoe-json-tool $(addsuffix .checkbuf,$(filter-out $(nogeobuf),$(TESTS)))
 
 # For quicker address sanitizer build, hope that regular JSON parsing is tested enough by parallel and join tests
 fewer-tests: tippecanoe tippecanoe-decode geobuf-test raw-tiles-test parallel-test pbf-test join-test enumerate-test decode-test join-filter-test unit