diff --git a/doc/databases.md b/doc/databases.md
index 12639486e5..efdd7a55d7 100644
--- a/doc/databases.md
+++ b/doc/databases.md
@@ -37,7 +37,7 @@ genomes. Among other uses, they can be used to detect host
 contamination in microbial metagenomes.
 
 Each file includes sketches at k=21, k=31, and k=51, at a scaled of
-1000, and is about 110 MB.
+1000, and is under 50 MB.
 
 * Human (hg38) - [hg38.sig.zip](https://farm.cse.ucdavis.edu/~ctbrown/sourmash-db/host/hg38.sig.zip)
 * Cow (bosTau9) - [bosTau9.sig.zip](https://farm.cse.ucdavis.edu/~ctbrown/sourmash-db/host/bosTau9.sig.zip)