diff --git a/core/src/mindustry/graphics/Drawf.java b/core/src/mindustry/graphics/Drawf.java
index aef676b10e..01719c07b5 100644
--- a/core/src/mindustry/graphics/Drawf.java
+++ b/core/src/mindustry/graphics/Drawf.java
@@ -412,19 +412,19 @@ public class Drawf{
         );
     }
 
-    public static void construct(Building t, UnlockableContent content, float rotation, float progress, float speed, float time){
-        construct(t, content.fullIcon, rotation, progress, speed, time);
+    public static void construct(Building t, UnlockableContent content, float rotation, float progress, float alpha, float time){
+        construct(t, content.fullIcon, rotation, progress, alpha, time);
     }
 
-    public static void construct(float x, float y, TextureRegion region, float rotation, float progress, float speed, float time){
-        construct(x, y, region, Pal.accent, rotation, progress, speed, time);
+    public static void construct(float x, float y, TextureRegion region, float rotation, float progress, float alpha, float time){
+        construct(x, y, region, Pal.accent, rotation, progress, alpha, time);
     }
     
-    public static void construct(float x, float y, TextureRegion region, Color color, float rotation, float progress, float speed, float time){
+    public static void construct(float x, float y, TextureRegion region, Color color, float rotation, float progress, float alpha, float time){
         Shaders.build.region = region;
         Shaders.build.progress = progress;
         Shaders.build.color.set(color);
-        Shaders.build.color.a = speed;
+        Shaders.build.color.a = alpha;
         Shaders.build.time = -time / 20f;
 
         Draw.shader(Shaders.build);
@@ -434,19 +434,19 @@ public class Drawf{
         Draw.reset();
     }
 
-    public static void construct(Building t, TextureRegion region, float rotation, float progress, float speed, float time){
-        construct(t, region, Pal.accent, rotation, progress, speed, time);
+    public static void construct(Building t, TextureRegion region, float rotation, float progress, float alpha, float time){
+        construct(t, region, Pal.accent, rotation, progress, alpha, time);
     }
 
-    public static void construct(Building t, TextureRegion region, Color color, float rotation, float progress, float speed, float time){
-        construct(t, region, color, rotation, progress, speed, time, t.block.size * tilesize - 4f);
+    public static void construct(Building t, TextureRegion region, Color color, float rotation, float progress, float alpha, float time){
+        construct(t, region, color, rotation, progress, alpha, time, t.block.size * tilesize - 4f);
     }
         
-    public static void construct(Building t, TextureRegion region, Color color, float rotation, float progress, float speed, float time, float size){
+    public static void construct(Building t, TextureRegion region, Color color, float rotation, float progress, float alpha, float time, float size){
         Shaders.build.region = region;
         Shaders.build.progress = progress;
         Shaders.build.color.set(color);
-        Shaders.build.color.a = speed;
+        Shaders.build.color.a = alpha;
         Shaders.build.time = -time / 20f;
 
         Draw.shader(Shaders.build);
@@ -454,7 +454,7 @@ public class Drawf{
         Draw.shader();
 
         Draw.color(Pal.accent);
-        Draw.alpha(speed);
+        Draw.alpha(alpha);
 
         Lines.lineAngleCenter(t.x + Mathf.sin(time, 20f, size / 2f), t.y, 90, size);