diff --git a/CHANGELOG.md b/CHANGELOG.md
index 416b64ac2..4bc0cfbb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,7 +28,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 - api: fix infinite loop in function string_replace when the search string is empty
 - irc: fix tag in message with list of names when joining a channel
 - fset: remove error displayed in core buffer when clicking with the mouse below the last option displayed
-- guile: fix conversion of dates in the API functions
+- guile, lua: fix conversion of dates in the API functions
 - irc: limit size of data received from the server to prevent memory exhaustion
 - irc: fix out-of-bounds read on incoming DCC command with a quoted filename ending the message ([#2322](https://github.com/weechat/weechat/issues/2322))
 - relay: limit size of decompressed websocket frame with permessage-deflate to prevent memory exhaustion ([GHSA-v2v4-45wm-5cr3](https://github.com/weechat/weechat/security/advisories/GHSA-v2v4-45wm-5cr3), [CVE-2026-53524](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-53524))
diff --git a/src/plugins/lua/weechat-lua-api.c b/src/plugins/lua/weechat-lua-api.c
index e7822995a..653ab9e40 100644
--- a/src/plugins/lua/weechat-lua-api.c
+++ b/src/plugins/lua/weechat-lua-api.c
@@ -2173,7 +2173,7 @@ API_FUNC(print)
 API_FUNC(print_date_tags)
 {
     const char *buffer, *tags, *message;
-    long date;
+    long long date;
 
     API_INIT_FUNC(1, "print_date_tags", API_RETURN_ERROR);
     if (lua_gettop (L) < 4)
@@ -2197,7 +2197,7 @@ API_FUNC(print_date_tags)
 API_FUNC(print_datetime_tags)
 {
     const char *buffer, *tags, *message;
-    long date;
+    long long date;
     int date_usec;
 
     API_INIT_FUNC(1, "print_datetime_tags", API_RETURN_ERROR);
@@ -2247,7 +2247,7 @@ API_FUNC(print_y_date_tags)
 {
     const char *buffer, *tags, *message;
     int y;
-    long date;
+    long long date;
 
     API_INIT_FUNC(1, "print_y_date_tags", API_RETURN_ERROR);
     if (lua_gettop (L) < 5)
@@ -2274,7 +2274,7 @@ API_FUNC(print_y_datetime_tags)
 {
     const char *buffer, *tags, *message;
     int y, date_usec;
-    long date;
+    long long date;
 
     API_INIT_FUNC(1, "print_y_datetime_tags", API_RETURN_ERROR);
     if (lua_gettop (L) < 6)
@@ -5008,7 +5008,7 @@ API_FUNC(infolist_new_var_time)
 {
     const char *item, *name;
     const char *result;
-    long value;
+    long long value;
 
     API_INIT_FUNC(1, "infolist_new_var_time", API_RETURN_EMPTY);
     if (lua_gettop (L) < 3)