diff --git a/nextflow.config b/nextflow.config
index 7589904f..83c59a75 100644
--- a/nextflow.config
+++ b/nextflow.config
@@ -287,13 +287,13 @@ env {
 }
 
 // Set bash options
-process.shell = [
-    "bash",
-    "-C",         // No clobber - prevent output redirection from overwriting files.
-    "-e",         // Exit if a tool returns a non-zero status/exit code
-    "-u",         // Treat unset variables and parameters as an error
-    "-o pipefail" // Returns the status of the last command to exit with a non-zero status or zero if all successfully execute
-]
+process.shell = """\
+bash
+
+set -e # Exit if a tool returns a non-zero status/exit code
+set -u # Treat unset variables and parameters as an error
+set -o pipefail # Returns the status of the last command to exit with a non-zero status or zero if all successfully execute
+set -C # No clobber - prevent output redirection from overwriting files.
 """
 
 // Disable process selector warnings by default. Use debug profile to enable warnings.