diff --git a/src/ASCommon/AzthLanguage.cpp b/src/ASCommon/AzthLanguage.cpp
index f72d693..837a993 100644
--- a/src/ASCommon/AzthLanguage.cpp
+++ b/src/ASCommon/AzthLanguage.cpp
@@ -63,16 +63,21 @@ const char * AzthLang::get(uint32 strId, Player const* pl) const
     return "Unknown Azth string";
 }
 
-const char * AzthLang::getf(uint32 strId, Player const* pl, ...) const
+const char* AzthLang::getf(uint32 strId, Player const* pl, ...) const
 {
-    const char *format = get(strId, pl);
+    const char* format = get(strId, pl);
     va_list ap;
-    char str [2048];
     va_start(ap, pl);
-    vsnprintf(str, 2048, format, ap);
-    va_end(ap);
 
-    const char *ret=&str[0];
+    va_list ap_copy;
+    va_copy(ap_copy, ap);
+    int len = vsnprintf(nullptr, 0, format, ap_copy);
+    va_end(ap_copy);
+
+    std::string result;
+    result.resize(len + 1);
+    vsnprintf(&result[0], len + 1, format, ap);
+    va_end(ap);
 
-    return ret;
+    return result.c_str();
 }