diff --git a/launchlib/config.go b/launchlib/config.go
index 11de1fab..34bae06d 100644
--- a/launchlib/config.go
+++ b/launchlib/config.go
@@ -29,7 +29,7 @@ import (
 )
 
 var (
-	processNamePattern = regexp.MustCompile("^[a-z-]+$")
+	processNamePattern = regexp.MustCompile("^[a-z0-9-]+$")
 )
 
 type VersionedConfig struct {