diff --git a/src/main/java/org/snpsift/SnpSiftCmdDbNsfp.java b/src/main/java/org/snpsift/SnpSiftCmdDbNsfp.java
index 951ac99c..7e8ae9d3 100755
--- a/src/main/java/org/snpsift/SnpSiftCmdDbNsfp.java
+++ b/src/main/java/org/snpsift/SnpSiftCmdDbNsfp.java
@@ -112,7 +112,7 @@ public boolean addHeaders(VcfFileIterator vcfFile) {
 			}
 
 			String infoKey = VcfEntry.vcfInfoKeySafe(DBNSFP_VCF_INFO_PREFIX + key);
-			vcfFile.getVcfHeader().addLine("##INFO=<ID=" + infoKey + ",Number=A,Type=" + type + ",Description=\"" + fieldsToAdd.get(key) + "\">");
+			vcfFile.getVcfHeader().addLine("##INFO=<ID=" + infoKey + ",Number=.,Type=" + type + ",Description=\"" + fieldsToAdd.get(key) + "\">");
 		}
 
 		return false;