diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73a6c9d15..15f1acc0e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - [#828](https://github.com/nf-core/eager/issues/828) Improved error message if required metagenomic screening parameters not set correctly
 - [#836](https://github.com/nf-core/eager/issues/836) Remove deprecated parameters from test profiles
 - [#838](https://github.com/nf-core/eager/issues/836) Fix --snpcapture_bed files not being picked up by Nextflow
+- [#843](https://github.com/nf-core/eager/issues/843) Re-add direct piping of AdapterRemovalFixPrefix to pigz
 - [#845](https://github.com/nf-core/eager/issues/845) Updates parameter documention to specify `-s` preseq parameter also applies to lc_extrap
 - [#851](https://github.com/nf-core/eager/issues/851) Fixes a file-name clash during additional_library_merge, post-BAM trimming of different UDG treated libraries of a sample
 - Fix PMDtools reference mask not being picked up by Nextflow, and it's use being evaluated against --snpcapture_bed rather than --pmdtools_reference_mask
diff --git a/main.nf b/main.nf
index c62b36f5b..f67247a05 100644
--- a/main.nf
+++ b/main.nf
@@ -823,8 +823,8 @@ process adapter_removal {
     mv *.settings output/
 
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz > output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
+    
     """
     //PE mode, collapse and trim, outputting all reads, preserving 5p
     } else if (seqtype == 'PE'  && !params.skip_collapse && !params.skip_trim  && !params.mergedonly && params.preserve5p) {
@@ -838,8 +838,8 @@ process adapter_removal {
     mv *.settings output/
 
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz > output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
+
     """
     // PE mode, collapse and trim but only output collapsed reads
     } else if ( seqtype == 'PE'  && !params.skip_collapse && !params.skip_trim && params.mergedonly && !params.preserve5p ) {
@@ -850,8 +850,7 @@ process adapter_removal {
     cat *.collapsed.gz *.collapsed.truncated.gz > output/${base}.pe.combined.tmp.fq.gz
         
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz >  output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
 
     mv *.settings output/
     """
@@ -864,8 +863,7 @@ process adapter_removal {
     cat *.collapsed.gz > output/${base}.pe.combined.tmp.fq.gz
     
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g  output/${base}.pe.combined.tmp.fq.gz > output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
 
     mv *.settings output/
     """
@@ -879,8 +877,7 @@ process adapter_removal {
     cat *.collapsed.gz *.pair1.truncated.gz *.pair2.truncated.gz > output/${base}.pe.combined.tmp.fq.gz
         
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz > output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
 
     mv *.settings output/
     """
@@ -894,8 +891,7 @@ process adapter_removal {
     cat *.collapsed.gz > output/${base}.pe.combined.tmp.fq.gz
     
     ## Add R_ and L_ for unmerged reads for DeDup compatibility
-    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz > output/${base}.pe.combined.fq
-    pigz -p ${task.cpus - 1} output/${base}.pe.combined.fq
+    AdapterRemovalFixPrefix -Xmx${task.memory.toGiga()}g output/${base}.pe.combined.tmp.fq.gz | pigz -p ${task.cpus - 1} > output/${base}.pe.combined.fq.gz
 
     mv *.settings output/
     """