diff --git a/.github/workflows/test_sample_sheet_all.yml b/.github/workflows/test_sample_sheet_all.yml
index 684d479..91816c3 100755
--- a/.github/workflows/test_sample_sheet_all.yml
+++ b/.github/workflows/test_sample_sheet_all.yml
@@ -26,7 +26,7 @@ jobs:
         run: |
           docker --version
           
-          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_all.csv  --assembler raven
+          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_all.csv
 
           tree donut_falls
 
diff --git a/.github/workflows/test_sample_sheet_both_only.yml b/.github/workflows/test_sample_sheet_both_only.yml
index a3906d8..60c04c7 100755
--- a/.github/workflows/test_sample_sheet_both_only.yml
+++ b/.github/workflows/test_sample_sheet_both_only.yml
@@ -26,7 +26,7 @@ jobs:
         run: |
           docker --version
           
-          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_both.csv  --assembler raven
+          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_both.csv
 
           tree donut_falls
 
diff --git a/.github/workflows/test_sample_sheet_lr_only.yml b/.github/workflows/test_sample_sheet_lr_only.yml
index bf00d16..d2face7 100755
--- a/.github/workflows/test_sample_sheet_lr_only.yml
+++ b/.github/workflows/test_sample_sheet_lr_only.yml
@@ -26,7 +26,7 @@ jobs:
         run: |
           docker --version
           
-          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_lr.csv  --assembler raven
+          nextflow run . -profile docker -c .github/workflows/github_actions.config --sample_sheet .github/workflows/sample_sheet_lr.csv
 
           tree donut_falls