diff --git a/MissionEditor/Loading.cpp b/MissionEditor/Loading.cpp
index 3953359..b33de42 100644
--- a/MissionEditor/Loading.cpp
+++ b/MissionEditor/Loading.cpp
@@ -1547,14 +1547,14 @@ void CLoading::LoadBuilding(const CString& ID)
 	if (bibImageName.GetLength()) {
 		LoadSingleFrameShape(art.GetStringOr(bibImageName, "Image", bibImageName));
 	}
-
+	bool paletteRemappable = true;
 	CString PaletteName = art.GetStringOr(ArtID, "Palette", "unit");
 	if (art.GetBool(ArtID, "TerrainPalette")) {
 		PaletteName = "iso";
+		paletteRemappable = false;
 	}
 	GetFullPaletteName(PaletteName, cur_theat);
 
-	CString DictName;
 
 	unsigned char* pBuffer;
 	int width, height;
@@ -1564,7 +1564,7 @@ void CLoading::LoadBuilding(const CString& ID)
 	if (!rules.GetBool(ID, "Turret")) {
 		CString DictName;
 		DictName.Format("%s%d", ID.operator LPCSTR(), 0);
-		SetImageData(pBuffer, DictName, width, height, m_palettes.LoadPalette(PaletteName));
+		SetImageData(pBuffer, DictName, width, height, m_palettes.LoadPalette(PaletteName, paletteRemappable));
 		return;
 	}
 	// Has turret
diff --git a/MissionEditor/Palettes.cpp b/MissionEditor/Palettes.cpp
index 4584ea7..fc877d1 100644
--- a/MissionEditor/Palettes.cpp
+++ b/MissionEditor/Palettes.cpp
@@ -294,7 +294,7 @@ void Palettes::CreateConvTable(RGBTRIPLE* pal, int* iPal)
 }
 
 
-Palette* Palettes::LoadPalette(const CString& palName)
+Palette* Palettes::LoadPalette(const CString& palName, bool remappable)
 {
     if (LoadedPalettes.size() == 0) {
         Palettes::Init();
@@ -309,7 +309,7 @@ Palette* Palettes::LoadPalette(const CString& palName)
     HMIXFILE mixIdx = loading.FindFileInMix(palName);
 
     if (FSunPackLib::LoadTSPalette(reinterpret_cast<RGBTRIPLE*>(buffer.Data), palName, mixIdx)) {
-        auto pal = new Palette(buffer);
+        auto pal = new Palette(buffer, remappable);
         LoadedPalettes[palName] = pal;
         return pal;
     }
diff --git a/MissionEditor/Palettes.h b/MissionEditor/Palettes.h
index 0d929fc..323155e 100644
--- a/MissionEditor/Palettes.h
+++ b/MissionEditor/Palettes.h
@@ -63,7 +63,7 @@ public:
     void FetchPalettes();
     void CreateConvTable(RGBTRIPLE* pal, int* iPal);
 
-    Palette* LoadPalette(const CString& palName);
+    Palette* LoadPalette(const CString& palName, bool remappable = false);
     void Clear();
 
     HTSPALETTE m_hPalIsoTemp;