diff --git a/tzaarProgram/main.c b/tzaarProgram/main.c
index 2c151bc..6bc70a6 100644
--- a/tzaarProgram/main.c
+++ b/tzaarProgram/main.c
@@ -18,6 +18,7 @@ void printHelp() {
    printf("Searches for the best moves in a position in Tzaar: \n");
    printf("\t-a AI --ai\t AI number (1-9, 20-25, 40-42)\n");
    printf("\t-b FILE --bestmove=FILE\t Search for the best moves in a position stored in FILE. This is required option.\n");
+   printf("\t-o FILE --output=FILE\t File to save the best moves. This is a required option.\n");
    printf("\t-e FILE --execute=FILE\t Execute the the best moves and then save the position to FILE.\n");
    printf("\t-t SECONDS --timelimit=SECONDS\t Set time limit of the search to SECONDS (default is %d).\n", AI_TIME_LIMIT);
 }
@@ -28,6 +29,7 @@ i32 main(i32 argc, char *argv[])
    i32 time = AI_TIME_LIMIT; // in seconds
    char *executeFile = null;
    char *fileWithPosition = null;
+   char *fileBestMoves = null;
    i32 c, option_index;
    while ((c = getopt_long(argc, argv, options, long_options, &option_index)) >= 0) {
        switch (c) {
@@ -39,6 +41,10 @@ i32 main(i32 argc, char *argv[])
            fileWithPosition = (char *) malloc(sizeof(char) * (strlen(optarg) + 5));
            strcpy(fileWithPosition, optarg);
            break;
+       case 'o':
+           fileBestMoves = (char *) malloc(sizeof(char) * (strlen(optarg) + 5));
+           strcpy(fileBestMoves, optarg);
+           break;
        case 'e':
            executeFile = (char *) malloc(sizeof(char) * (strlen(optarg) + 5));
            strcpy(executeFile, optarg);
@@ -61,8 +67,13 @@ i32 main(i32 argc, char *argv[])
        printHelp();
        return 0;
    }
+   if (fileBestMoves == null) {
+       printf("Output file was not specified. Printing usage:\n");
+       printHelp();
+       return 0;
+   }
    i32 err;
-   if ((err = ProcessPosition(ai, time, fileWithPosition, fileWithPosition, executeFile)) != OK) {
+   if ((err = ProcessPosition(ai, time, fileWithPosition, fileBestMoves, executeFile)) != OK) {
        printf("Processing the position failed with error %d.\n", err);
    }
    return err;
diff --git a/tzaarProgram/main.h b/tzaarProgram/main.h
index 106a256..f1ab8d6 100644
--- a/tzaarProgram/main.h
+++ b/tzaarProgram/main.h
@@ -18,12 +18,13 @@ struct option long_options[] = {
    {"bestmove", 1, 0, 'b'},
    {"help", 1, 0, 'h'},
    {"execute", 1, 0, 'e'},
+   {"output", 1, 0, 'o'},
    {"timelimit", 1, 0, 't'},
    {0, 0, 0, 0}
 };

 static __attribute__ ((unused))
-const char *options = "a:t:e:b:h";
+const char *options = "a:t:e:o:b:h";

 i32 ProcessPosition(i32 ai, i32 time, const char *fileWithPosition, const char *fileBestMoves, const char *fileEorExecutedPos);