diff --git a/modules/juce_gui_basics/layout/juce_StretchableLayoutManager.cpp b/modules/juce_gui_basics/layout/juce_StretchableLayoutManager.cpp
index 4505a179f7..368e2cba63 100644
--- a/modules/juce_gui_basics/layout/juce_StretchableLayoutManager.cpp
+++ b/modules/juce_gui_basics/layout/juce_StretchableLayoutManager.cpp
@@ -336,7 +336,7 @@ int StretchableLayoutManager::sizeToRealSize (double size, int totalSpace)
     if (size < 0)
         size *= -totalSpace;
 
-    return roundToInt (size);
+    return roundToInt (jmax (1.0, size));
 }
 
 } // namespace juce