diff --git a/internal/pipeline/extract.go b/internal/pipeline/extract.go
index f718f90..fed7163 100644
--- a/internal/pipeline/extract.go
+++ b/internal/pipeline/extract.go
@@ -105,6 +105,7 @@ func extractArchiveResources(p *project.Project, archive erf.Archive, desired ma
 
 	ignored := make(map[string]bool)
 	for _, ext := range p.Config.Extract.IgnoreExtensions {
+		ext := strings.TrimPrefix(ext, ".")
 		ignored[ext] = true
 	}
 
diff --git a/nwn-tool b/nwn-tool
index a62b258..39391dc 100755
Binary files a/nwn-tool and b/nwn-tool differ