diff --git a/imgui.cpp b/imgui.cpp
index 32512be9..cd1607b9 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -9706,6 +9706,7 @@ void    ImFontAtlas::ClearInputData()
             ImGui::MemFree(ConfigData[i].FontData);
             ConfigData[i].FontData = NULL;
         }
+    ConfigData.clear();
 }
 
 void    ImFontAtlas::ClearTexData()