diff --git a/assets/schema_input.json b/assets/schema_input.json
index 824b34e..e64606b 100644
--- a/assets/schema_input.json
+++ b/assets/schema_input.json
@@ -43,15 +43,7 @@
                 "type": "string",
                 "format": "file-path",
                 "exists": true,
-                "pattern": "^\\S+\\.f(ast)?q\\.gz$",
-                "errorMessage": "FastQ file for reads 1 must be provided, cannot contain spaces and must have extension '.fq.gz' or '.fastq.gz'"
-            },
-            "fastq_2": {
-                "type": "string",
-                "format": "file-path",
-                "exists": true,
-                "pattern": "^\\S+\\.f(ast)?q\\.gz$",
-                "errorMessage": "FastQ file for reads 2 cannot contain spaces and must have extension '.fq.gz' or '.fastq.gz'"
+                "errorMessage": "Index of VCF file must have extension '.tbi'- Optional"
             }
         },
         "required": ["sample", "label", "gvcf", "vcf_path"]