Fix requirements

README.md

@@ -12,6 +12,7 @@ This workflow is still in development. For now, only DEL and INV variants are av
 ## Requirements
 
 All tools used by the workflow must be available in your PATH (can be loaded as modules or added to PATH in config file, see below):
+- snakemake >= 4.8
 - delly == 0.7.7 or 0.7.6
 - lumpy >= 0.2.13
 - pindel >= 0.2.5b9
@@ -20,7 +21,6 @@ All tools used by the workflow must be available in your PATH (can be loaded as
 - bedtools >= 2.26.0
 - bcftools >= 1.6
 - vcftools >= 0.1.11
-- parallel
 
 Required for reference bundle:
 - RepeatMasker >= 4.0.6