diff --git a/CvGameCoreDLL_Expansion2/CvGame.cpp b/CvGameCoreDLL_Expansion2/CvGame.cpp
index 242e6deb3e..bd9b7b8f0e 100644
--- a/CvGameCoreDLL_Expansion2/CvGame.cpp
+++ b/CvGameCoreDLL_Expansion2/CvGame.cpp
@@ -13813,13 +13813,13 @@ void CvGame::SpawnArchaeologySitesHistorically()
 			}
 		}
 
-		// sort the weight vector
-		aDigSiteWeights.StableSortItems();
-
 		// Nowhere left to place a dig site!
 		if (aDigSiteWeights.empty())
 			return;
 
+		// sort the weight vector
+		aDigSiteWeights.StableSortItems();
+
 		// add the best dig site
 		int iBestSite = aDigSiteWeights.GetElement(0);
 		CvPlot* pPlot = theMap.plotByIndexUnchecked(iBestSite);