diff --git a/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/mineshaft.png b/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/mineshaft.png
index b1a86f1..b0d70d9 100644
Binary files a/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/mineshaft.png and b/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/mineshaft.png differ
diff --git a/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/stronghold.png b/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/stronghold.png
index 630b9fa..e23fce3 100644
Binary files a/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/stronghold.png and b/BlockMap-gui/src/main/resources/de/piegames/blockmap/gui/decoration/textures/structures/stronghold.png differ