diff --git a/src/Mod/Mesh/App/Core/MeshIO.cpp b/src/Mod/Mesh/App/Core/MeshIO.cpp
index 39329f0808a9..2699ec799747 100644
--- a/src/Mod/Mesh/App/Core/MeshIO.cpp
+++ b/src/Mod/Mesh/App/Core/MeshIO.cpp
@@ -144,6 +144,7 @@ std::vector<std::string> MeshInput::supportedMeshFormats()
     fmt.emplace_back("bms");
     fmt.emplace_back("ply");
     fmt.emplace_back("stl");
+    fmt.emplace_back("ast");
     fmt.emplace_back("obj");
     fmt.emplace_back("off");
     fmt.emplace_back("smf");