diff --git a/external/imgui/imgui/backends/imgui_impl_sdl3.cpp b/external/imgui/imgui/backends/imgui_impl_sdl3.cpp
index 2e261ef1..4f9664dd 100644
--- a/external/imgui/imgui/backends/imgui_impl_sdl3.cpp
+++ b/external/imgui/imgui/backends/imgui_impl_sdl3.cpp
@@ -117,6 +117,9 @@ static void ImGui_ImplSDL3_SetPlatformImeData(ImGuiViewport*, ImGuiPlatformImeDa
         r.w = 1;
         r.h = (int)data->InputLineHeight;
         SDL_SetTextInputRect(&r);
+        SDL_StartTextInput();
+    } else {
+        SDL_StopTextInput();
     }
 }