diff --git a/CHANGELOG.md b/CHANGELOG.md
index b16d6abfb2..d678bf7abb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -58,6 +58,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 - [#143](https://github.com/nf-core/sarek/pull/143) - Fix annotation CI testing with `snpEff` and `VEP`
 - [#144](https://github.com/nf-core/sarek/pull/144) - Fix CircleCI for building `VEP` containers
 - [#146](https://github.com/nf-core/sarek/pull/146) - Fix `--no_intervals` for `Mutect2` cf [#135](https://github.com/nf-core/sarek/issues/135)
+- [#156](https://github.com/nf-core/sarek/pull/156) - Fix typos
+- [#156](https://github.com/nf-core/sarek/pull/156) - Fix issues with `dbsnp` files while using only `Sention` tools
 
 ### `Deprecated`
 
diff --git a/main.nf b/main.nf
index 08e9876c22..788301b250 100644
--- a/main.nf
+++ b/main.nf
@@ -285,8 +285,8 @@ if (params.chrDir) exit 1, "The params `--chrDir` has been removed.\n\tPlease ch
 params.chrLength = null
 if (params.chrLength) exit 1, "The params `--chrLength` has been removed.\n\tPlease check: https://nf-co.re/sarek/docs/usage.md#--chr_length"
 
-params.dnsnpIndex = null
-if (params.dnsnpIndex) exit 1, "The params `--dnsnpIndex` has been removed.\n\tPlease check: https://nf-co.re/sarek/docs/usage.md#--dnsnp_index"
+params.dbsnpIndex = null
+if (params.dbsnpIndex) exit 1, "The params `--dbsnpIndex` has been removed.\n\tPlease check: https://nf-co.re/sarek/docs/usage.md#--dbsnp_index"
 
 params.fastaFai = null
 if (params.fastaFai) exit 1, "The params `--fastaFai` has been removed.\n\tPlease check: https://nf-co.re/sarek/docs/usage.md#--fasta_fai"
@@ -438,7 +438,7 @@ params.ac_loci_gc = params.genome && 'ascat' in tools ? params.genomes[params.ge
 params.bwa = params.genome && params.fasta && 'mapping' in step ? params.genomes[params.genome].bwa ?: null : null
 params.chr_dir = params.genome && 'controlfreec' in tools ? params.genomes[params.genome].chr_dir ?: null : null
 params.chr_length = params.genome && 'controlfreec' in tools ? params.genomes[params.genome].chr_length ?: null : null
-params.dbsnp = params.genome && ('mapping' in step || 'controlfreec' in tools || 'haplotypecaller' in tools || 'mutect2' in tools) ? params.genomes[params.genome].dbsnp ?: null : null
+params.dbsnp = params.genome && ('mapping' in step || 'controlfreec' in tools || 'haplotypecaller' in tools || 'mutect2' in tools || params.sentieon) ? params.genomes[params.genome].dbsnp ?: null : null
 params.dbsnp_index = params.genome && params.dbsnp ? params.genomes[params.genome].dbsnp_index ?: null : null
 params.dict = params.genome && params.fasta ? params.genomes[params.genome].dict ?: null : null
 params.fasta_fai = params.genome && params.fasta ? params.genomes[params.genome].fasta_fai ?: null : null
@@ -456,7 +456,7 @@ ch_ac_loci = params.ac_loci && 'ascat' in tools ? Channel.value(file(params.ac_l
 ch_ac_loci_gc = params.ac_loci_gc && 'ascat' in tools ? Channel.value(file(params.ac_loci_gc)) : "null"
 ch_chr_dir = params.chr_dir && 'controlfreec' in tools ? Channel.value(file(params.chr_dir)) : "null"
 ch_chr_length = params.chr_length && 'controlfreec' in tools ? Channel.value(file(params.chr_length)) : "null"
-ch_dbsnp = params.dbsnp && ('mapping' in step || 'controlfreec' in tools || 'haplotypecaller' in tools || 'mutect2' in tools) ? Channel.value(file(params.dbsnp)) : "null"
+ch_dbsnp = params.dbsnp && ('mapping' in step || 'controlfreec' in tools || 'haplotypecaller' in tools || 'mutect2' in tools || params.sentieon) ? Channel.value(file(params.dbsnp)) : "null"
 ch_fasta = params.fasta && !('annotate' in step) ? Channel.value(file(params.fasta)) : "null"
 ch_fai = params.fasta_fai && !('annotate' in step) ? Channel.value(file(params.fasta_fai)) : "null"
 ch_germline_resource = params.germline_resource && 'mutect2' in tools ? Channel.value(file(params.germline_resource)) : "null"