diff --git a/src/detect-nfs-version.c b/src/detect-nfs-version.c
index 827d0a1126..986e69ab8d 100644
--- a/src/detect-nfs-version.c
+++ b/src/detect-nfs-version.c
@@ -90,7 +90,8 @@ static int DetectNfsVersionMatch (ThreadVars *, DetectEngineThreadCtx *, Flow *,
  */
 void DetectNfsVersionRegister (void)
 {
-    sigmatch_table[DETECT_AL_NFS_VERSION].name = "nfs_version";
+    sigmatch_table[DETECT_AL_NFS_VERSION].name = "nfs.version";
+    sigmatch_table[DETECT_AL_NFS_VERSION].alias = "nfs_version";
     sigmatch_table[DETECT_AL_NFS_VERSION].desc = "match NFS version";
     sigmatch_table[DETECT_AL_NFS_VERSION].url = DOC_URL DOC_VERSION "/rules/nfs-keywords.html#version";
     sigmatch_table[DETECT_AL_NFS_VERSION].Match = NULL;