diff --git a/conf/test_full.config b/conf/test_full.config
index dcf64c01..356fdccc 100644
--- a/conf/test_full.config
+++ b/conf/test_full.config
@@ -22,7 +22,7 @@ params {
     //centrifuge_db = "s3://ngi-igenomes/test-data/mag/p_compressed+h+v.tar.gz"
     kraken2_db                 = "s3://ngi-igenomes/test-data/mag/minikraken_8GB_202003.tgz"
     cat_db                     = "s3://ngi-igenomes/test-data/mag/CAT_prepare_20210107.tar.gz"
-    gtdb_db                    = "s3://ngi-igenomes/test-data/mag/gtdbtk_r220_data.tar.gz"
+    gtdb_db                    = "s3://ngi-igenomes/test-data/mag/release220/"
 
     // TODO TEMPORARY: deactivate SPAdes due to incompatibility of container with fusion file system
     skip_spades                = true