diff --git a/modules/ensemblvep/main.nf b/modules/ensemblvep/main.nf
index 78f2712c..e3d0c286 100644
--- a/modules/ensemblvep/main.nf
+++ b/modules/ensemblvep/main.nf
@@ -3,11 +3,9 @@ process ENSEMBLVEP {
     label 'process_medium'
 
     conda (params.enable_conda ? "bioconda::ensembl-vep=104.3" : null)
-    container "${ task.ext.container_tag ?
-            "nfcore/vep:${task.ext.container_tag}" :
-            workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
-            'https://depot.galaxyproject.org/singularity/ensembl-vep:104.3--pl5262h4a94de4_0' :
-            'quay.io/biocontainers/ensembl-vep:104.3--pl5262h4a94de4_0' }"
+    container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
+        'https://depot.galaxyproject.org/singularity/ensembl-vep:104.3--pl5262h4a94de4_0' :
+        'quay.io/biocontainers/ensembl-vep:104.3--pl5262h4a94de4_0' }"
 
     input:
     tuple val(meta), path(vcf)
diff --git a/modules/snpeff/main.nf b/modules/snpeff/main.nf
index 9847c513..6248fee3 100644
--- a/modules/snpeff/main.nf
+++ b/modules/snpeff/main.nf
@@ -3,11 +3,9 @@ process SNPEFF {
     label 'process_medium'
 
     conda (params.enable_conda ? "bioconda::snpeff=5.0" : null)
-    container "${ task.ext.container_tag ?
-            "nfcore/snpeff:${task.ext.container_tag}" :
-            workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
-            'https://depot.galaxyproject.org/singularity/snpeff:5.0--hdfd78af_1' :
-            'quay.io/biocontainers/snpeff:5.0--hdfd78af_1' }"
+    container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
+        'https://depot.galaxyproject.org/singularity/snpeff:5.0--hdfd78af_1' :
+        'quay.io/biocontainers/snpeff:5.0--hdfd78af_1' }"
 
     input:
     tuple val(meta), path(vcf)
diff --git a/tests/modules/ensemblvep/nextflow.config b/tests/modules/ensemblvep/nextflow.config
index 717fcae9..f13d62e9 100644
--- a/tests/modules/ensemblvep/nextflow.config
+++ b/tests/modules/ensemblvep/nextflow.config
@@ -3,7 +3,7 @@ process {
     publishDir = { "${params.outdir}/${task.process.tokenize(':')[-1].tokenize('_')[0].toLowerCase()}" }
 
     withName: ENSEMBLVEP {
-        ext.container_tag = '104.3.WBcel235'
+        container = 'nfcore/vep:104.3.WBcel235'
     }
 
 }
diff --git a/tests/modules/snpeff/nextflow.config b/tests/modules/snpeff/nextflow.config
index 3b094eed..f4042ab9 100644
--- a/tests/modules/snpeff/nextflow.config
+++ b/tests/modules/snpeff/nextflow.config
@@ -3,7 +3,7 @@ process {
     publishDir = { "${params.outdir}/${task.process.tokenize(':')[-1].tokenize('_')[0].toLowerCase()}" }
 
     withName: SNPEFF {
-        ext.container_tag = '5.0.WBcel235'
+        container = 'nfcore/snpeff:5.0.WBcel235'
     }
 
 }