diff --git a/src/C4Constants.h b/src/C4Constants.h
index 0672d80b2..4e33d0960 100644
--- a/src/C4Constants.h
+++ b/src/C4Constants.h
@@ -76,8 +76,8 @@ const int C4SymbolSize = 35,
           C4SymbolBorder = 5,
           C4UpperBoardHeight = 50,
           C4PictureSize = 64,
-          C4MaxPictureSize = 150,
-          C4MaxBigIconSize = 64;
+          C4MaxPictureSize = 450,
+          C4MaxBigIconSize = 200;
 
 const int C4P_MaxPosition = 4;
 
diff --git a/src/C4Network2Res.cpp b/src/C4Network2Res.cpp
index 23321f6fb..7277d2927 100644
--- a/src/C4Network2Res.cpp
+++ b/src/C4Network2Res.cpp
@@ -1188,7 +1188,10 @@ bool C4Network2Res::OptimizeStandalone(bool fSilent)
 		size_t iBigIconSize = 0;
 		if (Grp.FindEntry(C4CFN_BigIcon, nullptr, &iBigIconSize))
 			if (iBigIconSize > C4NetResMaxBigicon * 1024)
-				Grp.Delete(C4CFN_BigIcon);
+            {
+                Grp.Delete(C4CFN_BigIcon);
+                LogF("OptimizeStandalone: BigIcon is too large! Maximum allowed file size is %" PRId32 " Kibibytes. Deleting BigIcon.png for distribution of the player file in network.", C4NetResMaxBigicon);
+            }
 		Grp.Close();
 	}
 	return true;
diff --git a/src/C4Network2Res.h b/src/C4Network2Res.h
index c012909c3..7cc69650d 100644
--- a/src/C4Network2Res.h
+++ b/src/C4Network2Res.h
@@ -32,7 +32,7 @@ const int32_t C4NetResDiscoverTimeout = 10, // (s)
               C4NetResMaxLoad = 20,
               C4NetResLoadTimeout = 60, // (s)
               C4NetResDeleteTime = 60, // (s)
-              C4NetResMaxBigicon = 20; // maximum size, in KB, of bigicon
+              C4NetResMaxBigicon = 100; // maximum size, in KB, of bigicon
 
 const int32_t C4NetResIDAnonymous = -2;