diff --git a/Changelog b/Changelog
index 75ede897..d68f1376 100644
--- a/Changelog
+++ b/Changelog
@@ -2,7 +2,7 @@
 - Added the protein start and end positions to ions and peptides report.
 - ProtXML reading parallelization.
 - Added a new Extended Peptide column to the PSM report containing the flanking regions of peptides.
-- Group-based FDR scoring capabilities that will rely on the fdr_group passed by MSFragger.
+- Group-based FDR scoring capabilities that will rely on the group passed by MSFragger.
 - Support for sCLIP isobaric tags.
 
 ### Changed
diff --git a/Makefile b/Makefile
index 2d13d39e..8be1f0f6 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ VERSION = $(shell date +%Y%m%d)
 BUILD = $(shell  date +%Y%m%d%H%M)
 
 TAG = v5.0.0
-RC = RC23
+RC = RC24
 
 LDFLAGS = -ldflags "-w -s -extldflags -static -X main.version=${TAG} -X main.build=${BUILD}"
 
diff --git a/cmd/filter.go b/cmd/filter.go
index a3281d10..763ae601 100644
--- a/cmd/filter.go
+++ b/cmd/filter.go
@@ -81,7 +81,7 @@ func init() {
 		filterCmd.Flags().BoolVarP(&m.Filter.Picked, "picked", "", false, "apply the picked FDR algorithm before the protein scoring")
 		filterCmd.Flags().BoolVarP(&m.Filter.Mapmods, "mapmods", "", false, "map modifications")
 		filterCmd.Flags().BoolVarP(&m.Filter.Inference, "inference", "", false, "extremely fast and efficient protein inference compatible with 2D and Sequential filters")
-		filterCmd.Flags().BoolVarP(&m.Filter.Group, "group", "", false, "use the fdr_group label to filter the data")
+		filterCmd.Flags().BoolVarP(&m.Filter.Group, "group", "", false, "use the group label to filter the data")
 		filterCmd.Flags().MarkHidden("mods")
 		filterCmd.Flags().MarkHidden("delta")
 		filterCmd.Flags().MarkHidden("probin")
diff --git a/lib/spc/pepxml.go b/lib/spc/pepxml.go
index 3be2941d..23f052e2 100644
--- a/lib/spc/pepxml.go
+++ b/lib/spc/pepxml.go
@@ -141,7 +141,7 @@ type SearchHit struct {
 	PrevAA              []byte               `xml:"peptide_prev_aa,attr"`
 	NextAA              []byte               `xml:"peptide_next_aa,attr"`
 	Protein             []byte               `xml:"protein,attr"`
-	Class               []byte               `xml:"fdr_group,attr"`
+	Class               []byte               `xml:"group,attr"`
 	TotalTerm           uint8                `xml:"num_tol_term,attr"`
 	MissedCleavages     uint8                `xml:"num_missed_cleavages,attr"`
 	IsRejected          uint8                `xml:"is_rejected,attr"`