diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b73d65..7986eb1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+### Changed
+- Increase some memory and CPU allocations.
+
 ## [v1.2.0]
 ### Added
 - Workflow now accepts BAM or FASTQ files as input (using the --bam or --fastq parameters, respectively).
diff --git a/main.nf b/main.nf
index af14b9d..899d0f4 100644
--- a/main.nf
+++ b/main.nf
@@ -139,7 +139,7 @@ process preprocess_reads {
     */
 
     label "isoforms"
-    cpus 4
+    cpus params.threads
     memory "2 GB"
     input:
         tuple val(meta), path('seqs.fastq.gz')
@@ -198,7 +198,7 @@ process split_bam{
 
     label 'isoforms'
     cpus params.threads
-    memory "2 GB"
+    memory "4 GB"
 
     input:
         tuple val(sample_id), path(bam)