diff --git a/src/client/graphics/layers/NukeTrajectoryPreviewLayer.ts b/src/client/graphics/layers/NukeTrajectoryPreviewLayer.ts
index b51fe2c98..f7f9dbe64 100644
--- a/src/client/graphics/layers/NukeTrajectoryPreviewLayer.ts
+++ b/src/client/graphics/layers/NukeTrajectoryPreviewLayer.ts
@@ -104,36 +104,7 @@ export class NukeTrajectoryPreviewLayer implements Layer {
       return;
     }
 
-    let targetTile: TileRef | null = null;
-
-    // If ghost is locked, use the locked tile; otherwise use mouse position
-    if (this.uiState.lockedGhostTile) {
-      targetTile = this.uiState.lockedGhostTile;
-    } else {
-      // Convert mouse position to world coordinates
-      const rect = this.transformHandler.boundingRect();
-      if (!rect) {
-        this.trajectoryPoints = [];
-        this.cachedSpawnTile = null;
-        return;
-      }
-
-      const localX = this.mousePos.x - rect.left;
-      const localY = this.mousePos.y - rect.top;
-      const worldCoords = this.transformHandler.screenToWorldCoordinates(
-        localX,
-        localY,
-      );
-
-      if (!this.game.isValidCoord(worldCoords.x, worldCoords.y)) {
-        this.trajectoryPoints = [];
-        this.lastTargetTile = null;
-        this.cachedSpawnTile = null;
-        return;
-      }
-
-      targetTile = this.game.ref(worldCoords.x, worldCoords.y);
-    }
+    const targetTile = this.getTargetTile();
 
     if (targetTile === null) {
       this.trajectoryPoints = [];
@@ -204,33 +175,7 @@ export class NukeTrajectoryPreviewLayer implements Layer {
       return;
     }
 
-    let targetTile: TileRef | null = null;
-
-    // If ghost is locked, use the locked tile; otherwise use mouse position
-    if (this.uiState.lockedGhostTile) {
-      targetTile = this.uiState.lockedGhostTile;
-    } else {
-      // Convert mouse position to world coordinates
-      const rect = this.transformHandler.boundingRect();
-      if (!rect) {
-        this.trajectoryPoints = [];
-        return;
-      }
-
-      const localX = this.mousePos.x - rect.left;
-      const localY = this.mousePos.y - rect.top;
-      const worldCoords = this.transformHandler.screenToWorldCoordinates(
-        localX,
-        localY,
-      );
-
-      if (!this.game.isValidCoord(worldCoords.x, worldCoords.y)) {
-        this.trajectoryPoints = [];
-        return;
-      }
-
-      targetTile = this.game.ref(worldCoords.x, worldCoords.y);
-    }
+    const targetTile = this.getTargetTile();
 
     if (targetTile === null) {
       this.trajectoryPoints = [];
@@ -319,6 +264,31 @@ export class NukeTrajectoryPreviewLayer implements Layer {
     }
   }
 
+  // Shared helper to resolve the current target tile, preferring a locked ghost tile when present
+  private getTargetTile(): TileRef | null {
+    if (this.uiState.lockedGhostTile) {
+      return this.uiState.lockedGhostTile;
+    }
+
+    const rect = this.transformHandler.boundingRect();
+    if (!rect) {
+      return null;
+    }
+
+    const localX = this.mousePos.x - rect.left;
+    const localY = this.mousePos.y - rect.top;
+    const worldCoords = this.transformHandler.screenToWorldCoordinates(
+      localX,
+      localY,
+    );
+
+    if (!this.game.isValidCoord(worldCoords.x, worldCoords.y)) {
+      return null;
+    }
+
+    return this.game.ref(worldCoords.x, worldCoords.y);
+  }
+
   /**
    * Draw trajectory preview line on the canvas
    */