diff --git a/function.c b/function.c
index 3869284..c7de2ea 100644
--- a/function.c
+++ b/function.c
@@ -118,6 +118,13 @@ int maketmpfolder()
     return system_spawn("/bin/sh", argv, NULL);
 }
 
+int movefile()
+{
+    char *argv[] = {"sh", "-c", cmdstr, NULL};
+    reporterr("Info: only one cluster in cluster alignment, moved the file into result.\n");
+    return system_spawn("/bin/sh", argv, NULL);
+}
+
 void cleantmpfile()
 {
     sprintf(cmdstr, "rm -rf %s tmp", tmpdir);
diff --git a/function.h b/function.h
index 46c1bf8..6211ef8 100644
--- a/function.h
+++ b/function.h
@@ -9,4 +9,5 @@ int BLASTaligncommand(char *center, char *common, char *progfolder, char *progna
 void checkprofilealign(char *progfolder, char *programname); // check the existance profile align program
 int profilealigncommand(char *filelist, char *center, int alignmode, char *progfolder, char *progname); // profilealign command processor
 double naivepairscore11( char *seq1, char *seq2, int penal, int seq_type); // SP Scores (one by one)
-char *get_exe_path(char *buf, int count); // find the program path
\ No newline at end of file
+char *get_exe_path(char *buf, int count); // find the program path
+int movefile(); // move file, the command is written on the cmdstr
diff --git a/msa_main.c b/msa_main.c
index ba6ff1d..e405f1d 100644
--- a/msa_main.c
+++ b/msa_main.c
@@ -7,7 +7,7 @@
 #if REPORTCOSTS
 #include <time.h>
 #endif
-#define VERSION "0.3.1"
+#define VERSION "0.3.2"
 #define SHOWVERSION reporterr( "%s (%s, %d-bit) Version " VERSION "\n\n", "MSA align", (seq_type == 1) ? "nuc" : ((seq_type == 0) ? "unknown" : "aa"), sizeof(int *) * 8 )
 // #define FILESAVE
 
@@ -23,6 +23,7 @@ void print_help_message()
     reporterr("-T: use threads in cd-hit and staralign\n");
     reporterr("-p: Calcuate SP Scores after alignment\n");
     reporterr("-d: print debug info on profilealign, staralign and cd-hit*\n");
+    reporterr("-v: only print version\n");
     reporterr("== MAFFT common arguments ==\n");
     reporterr("-V, -f, -S: ppenalty_dist, penalty, nmax_shift\n");
     reporterr("-z, -w: fftthreshold, fftWinsize\n");
@@ -35,6 +36,11 @@ void print_help_message()
     reporterr("-M: max memory for CD-HIT\n");
 }
 
+void print_version()
+{
+    reporterr("WMSA verison %s\n", VERSION);
+}
+
 void arguments(int argc, char *argv[])
 {
     if(argc == 1) 
@@ -143,6 +149,9 @@ void arguments(int argc, char *argv[])
                 case '?':
                     print_help_message();
                     exit(0);
+                case 'v':
+                    print_version();
+                    exit(0);
                 default:
                     reporterr( "Illegal option %c. Please type wmsa -H or -? to get help.\n", c );
                     argc = 0;
@@ -242,14 +251,22 @@ int main(int argc, char **argv)
     fclose(cmdd);
     reporterr("\ndone. \n");
     
-    /* Part 3: profile-profile align */
-    reporterr("profile merging... ");
-    checkprofilealign(programfolder, "submafft/profilealign");
-    sprintf(cmdstr3, "%scluster_order", tmpdir);
-    sprintf(cmdstr2, "%stmp", tmpdir);
-    profilealigncommand(cmdstr3, cmdstr2, alignmode, programfolder, "submafft/profilealign");
-    reporterr("done. \n");
-
+    if(cluster_seq == 1)
+    {
+        /* no need to do part 3 */
+        sprintf(cmdstr, "mv %stmp_0.clstr.res %s", tmpdir, outputfile);
+        if(movefile()) reporterr("Moving file failed\n");
+    }
+    else
+    {
+        /* Part 3: profile-profile align */
+        reporterr("profile merging... ");
+        checkprofilealign(programfolder, "submafft/profilealign");
+        sprintf(cmdstr3, "%scluster_order", tmpdir);
+        sprintf(cmdstr2, "%stmp", tmpdir);
+        profilealigncommand(cmdstr3, cmdstr2, alignmode, programfolder, "submafft/profilealign");
+        reporterr("done. \n");
+    }
 #if REPORTCOSTS
     reporterr( "\nmsa align, real = %f min\n", (float)(time(NULL) - starttime)/60.0 );
 #endif
diff --git a/submafft b/submafft
index 227172b..b39c6c1 160000
--- a/submafft
+++ b/submafft
@@ -1 +1 @@
-Subproject commit 227172b49616effc8dd97e5ba45adc529239579d
+Subproject commit b39c6c1c9b6081b11ed97635e5a38495235e22b3