diff --git a/R/chat_server.R b/R/chat_server.R
index 0f94389..b6b2819 100644
--- a/R/chat_server.R
+++ b/R/chat_server.R
@@ -51,7 +51,7 @@ create_chat_server <- function() {
     # Handle downloads
     output$download_chat <- shiny::downloadHandler(
       filename = function() {
-        paste("chat_history", format(Sys.time(), "%Y%m%d_%H%M%S"), ".", tolower(input$download_format), sep = "")
+        paste("chat_history_", format(Sys.time(), "%Y%m%d_%H%M%S"), ".", tolower(input$download_format), sep = "")
       },
       content = function(file) {
         chat_data <- messages()
diff --git a/shiny_ollama_ui_0_1_2.png b/shiny_ollama_ui_0_1_2.png
index b07f7d4..c233d78 100644
Binary files a/shiny_ollama_ui_0_1_2.png and b/shiny_ollama_ui_0_1_2.png differ