diff --git a/1.5/Defs/ThingDefs_Buildings/Buildings_Ship.xml b/1.5/Defs/ThingDefs_Buildings/Buildings_Ship.xml
index 4a64489a..785ce466 100644
--- a/1.5/Defs/ThingDefs_Buildings/Buildings_Ship.xml
+++ b/1.5/Defs/ThingDefs_Buildings/Buildings_Ship.xml
@@ -75,6 +75,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<costList>
 			<Steel>14</Steel>
@@ -341,6 +342,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<comps>
 			<li Class="SaveOurShip2.CompProps_ShipCachePart">
@@ -472,6 +474,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 	</ThingDef>
 	<DesignatorDropdownGroupDef>
diff --git a/1.5/Defs/ThingDefs_Buildings/Buildings_ShipMech.xml b/1.5/Defs/ThingDefs_Buildings/Buildings_ShipMech.xml
index d94897fc..371b3e4e 100644
--- a/1.5/Defs/ThingDefs_Buildings/Buildings_ShipMech.xml
+++ b/1.5/Defs/ThingDefs_Buildings/Buildings_ShipMech.xml
@@ -54,6 +54,7 @@
 			<blueprintGraphicData>
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<costList>
 			<Steel>14</Steel>
@@ -282,6 +283,7 @@
 			<blueprintGraphicData>
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<comps>
 			<li Class="SaveOurShip2.CompProps_ShipCachePart">
@@ -406,6 +408,7 @@
 			<blueprintGraphicData>
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 	</ThingDef>
 	<ThingDef ParentName="BuildingBase">
diff --git a/1.5/Defs/ThingDefs_Buildings/Buildings_ShipTechArcho.xml b/1.5/Defs/ThingDefs_Buildings/Buildings_ShipTechArcho.xml
index 17eac531..b73e81d8 100644
--- a/1.5/Defs/ThingDefs_Buildings/Buildings_ShipTechArcho.xml
+++ b/1.5/Defs/ThingDefs_Buildings/Buildings_ShipTechArcho.xml
@@ -58,6 +58,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<costList>
 			<Steel>13</Steel>
@@ -307,6 +308,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 		<comps>
 			<li Class="SaveOurShip2.CompProps_ShipCachePart">
@@ -435,6 +437,7 @@
 				<texPath>Things/Building/Linked/Wall_Blueprint_Atlas</texPath>
 			</blueprintGraphicData>
 			<paintable>true</paintable>
+			<supportsWallAttachments>true</supportsWallAttachments>
 		</building>
 	</ThingDef>
 	<ThingDef ParentName="BuildingBase">
diff --git a/Source/1.5/HarmonyPatches.cs b/Source/1.5/HarmonyPatches.cs
index b5534fad..2d0a8b23 100644
--- a/Source/1.5/HarmonyPatches.cs
+++ b/Source/1.5/HarmonyPatches.cs
@@ -5209,6 +5209,34 @@ public static void Postfix(GameEnder __instance)
         }
     }
 
+	[HarmonyPatch(typeof(Placeworker_AttachedToWall), "AllowsPlacing")]
+	public static class AllowWallAttachmentsOnVentsAndSolarPanels
+	{
+		public static void Postfix(ref AcceptanceReport __result, BuildableDef checkingDef, IntVec3 loc, Rot4 rot, Map map)
+		{
+			// Don't override out of bouds and in fully occupied tile cases
+			if (__result == false && __result.Reason == "")
+			{
+				return;
+			}
+			List<Thing> thingList = (loc + GenAdj.CardinalDirections[rot.AsInt]).GetThingList(map);
+			foreach (Thing t in thingList)
+			{
+				if (t is Building_ShipVent)
+				{
+					// "active" side of vent is opposite
+					__result = t.Rotation != rot.Opposite;
+					return;
+				}
+				if (t.def.defName == "ShipInside_SolarGenerator" || t.def.defName == "ShipInside_SolarGeneratorMech" || t.def.defName == "ShipInside_SolarGeneratorArchotech")
+				{
+					__result = t.Rotation != rot;
+					return;
+				}
+			}
+		}
+	}
+
 	/*[HarmonyPatch(typeof(ActiveDropPod),"PodOpen")]
 	public static class ActivePodFix{
 		public static bool Prefix (ref ActiveDropPod __instance)