diff --git a/UXAssist/CHANGELOG.md b/UXAssist/CHANGELOG.md
index 83305bc..c196fe3 100644
--- a/UXAssist/CHANGELOG.md
+++ b/UXAssist/CHANGELOG.md
@@ -1,7 +1,9 @@
 ## Changlog
 
-* 1.2.11
+* 1.2.12
   + `Construct only structure points but frames`: Fix a bug that frames are still not constructed when this function is disabled.
+  + `Drag building power poles in maximum connection range`: Fix a bug that single power pole cannot be placed at some positions.
+* 1.2.11
   + Fix an issue caused by game update: tips are not shown when mouse hovering on tips button.
 * 1.2.10
   + `Set enabled CPU threads`: Fix hybrid-architect check for CPUs without hyper-threading
@@ -227,8 +229,10 @@
 
 ## 更新日志
 
-* 1.2.11
+* 1.2.12
   + `只建造节点不建造框架`：修复了关闭此功能时框架不进行建造的问题
+  + `拖动建造电线杆时自动使用最大连接距离间隔`：修复了某些位置无法放置单个电线杆的问题
+* 1.2.11
   + 修复了游戏更新导致的提示按钮鼠标悬停时不显示提示文字的问题
 * 1.2.10
   + `设置使用的CPU线程`：修复了对没有超线程的CPU的大小核检查
diff --git a/UXAssist/Patches/FactoryPatch.cs b/UXAssist/Patches/FactoryPatch.cs
index d23eb0f..93162b9 100644
--- a/UXAssist/Patches/FactoryPatch.cs
+++ b/UXAssist/Patches/FactoryPatch.cs
@@ -1384,14 +1384,22 @@ public class FactoryPatch : PatchImpl<FactoryPatch>
         {
             begin = begin.normalized;
             end = end.normalized;
-            var intervalAll = interval.x;
-            var radTotal = Mathf.Acos(Vector3.Dot(begin, end));
-            var distTotal = radTotal * planetRadius;
+            var finalCount = 1;
             var ignoreGrid = VFInput._ignoreGrid;
+            if (ignoreGrid)
+                snaps[0] = begin;
+            else
+                snaps[0] = planetGrid.SnapTo(begin);
+            var dot = Vector3.Dot(begin, end);
+            if (dot is > 0.999999f or < -0.999999f)
+                return 1;
+            var distTotal = Mathf.Acos(dot) * planetRadius;
 
-            var maxCount = snaps.Length;
-            var finalCount = 0;
+            var intervalAll = interval.x;
             var maxT = 1f - intervalAll * 0.5f / distTotal;
+            if (maxT < 0f)
+                return 1;
+            var maxCount = snaps.Length;
             while (finalCount < maxCount)
             {
                 var t = finalCount * intervalAll / distTotal;
diff --git a/UXAssist/UXAssist.csproj b/UXAssist/UXAssist.csproj
index 0dd564e..71983a2 100644
--- a/UXAssist/UXAssist.csproj
+++ b/UXAssist/UXAssist.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>net472</TargetFramework>
     <BepInExPluginGuid>org.soardev.uxassist</BepInExPluginGuid>
     <Description>DSP MOD - UXAssist</Description>
-    <Version>1.2.11</Version>
+    <Version>1.2.12</Version>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <LangVersion>latest</LangVersion>
     <PackageId>UXAssist</PackageId>
diff --git a/UXAssist/package/manifest.json b/UXAssist/package/manifest.json
index e7b085a..45ffd42 100644
--- a/UXAssist/package/manifest.json
+++ b/UXAssist/package/manifest.json
@@ -1,6 +1,6 @@
 {
   "name": "UXAssist",
-  "version_number": "1.2.11",
+  "version_number": "1.2.12",
   "website_url": "https://github.com/soarqin/DSP_Mods/tree/master/UXAssist",
   "description": "Some functions and patches for better user experience / 一些提升用户体验的功能和补丁",
   "dependencies": [