diff --git a/pcbnew/dialogs/panel_fp_properties_3d_model.cpp b/pcbnew/dialogs/panel_fp_properties_3d_model.cpp
index 15993a7504..fb0de97cae 100644
--- a/pcbnew/dialogs/panel_fp_properties_3d_model.cpp
+++ b/pcbnew/dialogs/panel_fp_properties_3d_model.cpp
@@ -451,7 +451,8 @@ void PANEL_FP_PROPERTIES_3D_MODEL::AdjustGridColumnWidths()
     int width = modelsWidth - m_modelsGrid->GetColSize( COL_SHOWN )
                 - m_modelsGrid->GetColSize( COL_PROBLEM );
 
-    m_modelsGrid->SetColSize( COL_FILENAME, width );
+    if( width > 0 )
+        m_modelsGrid->SetColSize( COL_FILENAME, width );
 }