diff --git a/src/libxt_ts3init_get_cookie.c b/src/libxt_ts3init_get_cookie.c
index 1e33a2b..ba72abc 100644
--- a/src/libxt_ts3init_get_cookie.c
+++ b/src/libxt_ts3init_get_cookie.c
@@ -50,7 +50,7 @@ static int ts3init_get_cookie_parse(int c, char **argv, int invert, unsigned int
             xtables_error(PARAMETER_PROBLEM,
                 "ts3init_get_cookie: invalid min-client version");
         info->common_options |= CHK_COMMON_CLIENT_VERSION;
-        info->min_client_version = client_version;
+        info->min_client_version = client_version - CLIENT_VERSION_OFFSET;
         return true;
 
     case '2':
@@ -74,7 +74,7 @@ static void ts3init_get_cookie_save(const void *ip, const struct xt_entry_match
     const struct xt_ts3init_get_cookie_mtinfo *info = (const void *)match->data;
     if (info->common_options & CHK_COMMON_CLIENT_VERSION)
     {
-        printf("--min-client %u ", info->min_client_version);
+        printf("--min-client %u ", info->min_client_version + CLIENT_VERSION_OFFSET);
     }
     if (info->specific_options & CHK_GET_COOKIE_CHECK_TIMESTAMP)
     {
diff --git a/src/libxt_ts3init_get_puzzle.c b/src/libxt_ts3init_get_puzzle.c
index 1b545da..634b191 100644
--- a/src/libxt_ts3init_get_puzzle.c
+++ b/src/libxt_ts3init_get_puzzle.c
@@ -70,7 +70,7 @@ static int ts3init_get_puzzle_parse(int c, char **argv, int invert, unsigned int
             xtables_error(PARAMETER_PROBLEM,
                 "ts3init_get_cookie: invalid min-client version");
         info->common_options |= CHK_COMMON_CLIENT_VERSION;
-        info->min_client_version = client_version;
+        info->min_client_version = client_version - CLIENT_VERSION_OFFSET;
         return true;
 
     case '2':
@@ -95,7 +95,7 @@ static void ts3init_get_puzzle_save(const void *ip, const struct xt_entry_match
     const struct xt_ts3init_get_puzzle_mtinfo *info = (const void *)match->data;
     if (info->common_options & CHK_COMMON_CLIENT_VERSION)
     {
-        printf("--min-client %u ", info->min_client_version);
+        printf("--min-client %u ", info->min_client_version + CLIENT_VERSION_OFFSET);
     }
     if (info->specific_options & CHK_GET_PUZZLE_CHECK_COOKIE)
     {
diff --git a/src/ts3init_match.h b/src/ts3init_match.h
index 269c356..6bbd1b7 100644
--- a/src/ts3init_match.h
+++ b/src/ts3init_match.h
@@ -5,7 +5,9 @@
 enum
 {
     CHK_COMMON_CLIENT_VERSION = 1 << 0,
-    CHK_COMMON_VALID_MASK     = (1 << 1) -1
+    CHK_COMMON_VALID_MASK     = (1 << 1) -1,
+
+    CLIENT_VERSION_OFFSET     = 1356998400
 };
 
 /* Enums and structs for get_cookie */