diff --git a/core/assets/shaders/blockbuild.frag b/core/assets/shaders/blockbuild.frag
index dc58d20761..b227d899df 100644
--- a/core/assets/shaders/blockbuild.frag
+++ b/core/assets/shaders/blockbuild.frag
@@ -7,6 +7,7 @@ uniform vec2 u_uv;
 uniform vec2 u_uv2;
 uniform float u_progress;
 uniform float u_time;
+uniform float u_alpha;
 
 varying vec4 v_color;
 varying vec2 v_texCoords;
@@ -45,11 +46,11 @@ void main(){
 	float dst = (abs(center.x - coords.x) + abs(center.y - coords.y))/2.0;
 
 	if((mod(u_time / 1.5 + value, 20.0) < 15.0 && cont(t, v))){
-        gl_FragColor = blend(color, v_color);
+        gl_FragColor = blend(color, v_color) * vec4(vec3(1.0), u_alpha);
     }else if(dst > (1.0-u_progress) * (center.x)){
-        gl_FragColor = color;
+        gl_FragColor = color * vec4(vec3(1.0), u_alpha);
     }else if((dst + 2.0 > (1.0-u_progress) * (center.x)) && color.a > 0.1){
-        gl_FragColor = blend(color, v_color);
+        gl_FragColor = blend(color, v_color) * vec4(vec3(1.0), u_alpha);
     }else{
         gl_FragColor = vec4(0.0);
     }
diff --git a/core/src/mindustry/core/Control.java b/core/src/mindustry/core/Control.java
index dd49e90f88..ac274c820c 100644
--- a/core/src/mindustry/core/Control.java
+++ b/core/src/mindustry/core/Control.java
@@ -400,7 +400,6 @@ public class Control implements ApplicationListener, Loadable{
                 control.saves.resetSave();
             }
 
-            //for planet launches, mostly
             if(sector.preset != null){
                 sector.preset.quietUnlock();
             }
diff --git a/core/src/mindustry/graphics/Shaders.java b/core/src/mindustry/graphics/Shaders.java
index 109b5388ba..39cd5b4192 100644
--- a/core/src/mindustry/graphics/Shaders.java
+++ b/core/src/mindustry/graphics/Shaders.java
@@ -232,6 +232,8 @@ public class Shaders{
 
     public static class BlockBuildShader extends LoadShader{
         public float progress;
+        //Alpha changes the opacity of *everything*, while the provided batch color only changes the outline
+        public float alpha = 1f;
         public TextureRegion region = new TextureRegion();
         public float time;
 
@@ -243,6 +245,7 @@ public class Shaders{
         public void apply(){
             setUniformf("u_progress", progress);
             setUniformf("u_time", time);
+            setUniformf("u_alpha", alpha);
 
             if(region.texture == null){
                 setUniformf("u_uv", 0f, 0f);
diff --git a/core/src/mindustry/world/blocks/units/UnitAssembler.java b/core/src/mindustry/world/blocks/units/UnitAssembler.java
index 4c030dc78e..89dd833402 100644
--- a/core/src/mindustry/world/blocks/units/UnitAssembler.java
+++ b/core/src/mindustry/world/blocks/units/UnitAssembler.java
@@ -200,7 +200,7 @@ public class UnitAssembler extends PayloadBlock{
                         }).left();
 
                         t.table(req -> {
-                            req.table().grow(); //it refuses to go to the right unless I do this. please help.
+                            req.add().grow(); //it refuses to go to the right unless I do this. please help.
 
                             req.table(solid -> {
                                 int length = 0;
@@ -222,13 +222,13 @@ public class UnitAssembler extends PayloadBlock{
                                     length++;
                                 }
                             }).right();
-                          
+
                             LiquidStack[] stacks = plan.liquidReq;
                             if(stacks != null){
                                 for(int i = 0; i < plan.liquidReq.length; i++){
                                     req.row();
 
-                                    req.table().grow(); //another one.
+                                    req.add().grow(); //another one.
 
                                     req.add(StatValues.displayLiquid(stacks[i].liquid, stacks[i].amount * 60f, true)).right();
                                 }
@@ -561,18 +561,19 @@ public class UnitAssembler extends PayloadBlock{
             var plan = plan();
 
             //draw the unit construction as outline
-            //TODO flashes when no gallium
             Draw.draw(Layer.blockBuilding, () -> {
                 Draw.color(Pal.accent, warmup);
 
                 Shaders.blockbuild.region = plan.unit.fullIcon;
                 Shaders.blockbuild.time = Time.time;
+                Shaders.blockbuild.alpha = warmup;
                 //margin due to units not taking up whole region
                 Shaders.blockbuild.progress = Mathf.clamp(progress + 0.05f);
 
                 Draw.rect(plan.unit.fullIcon, sx, sy, rotdeg() - 90f);
                 Draw.flush();
                 Draw.color();
+                Shaders.blockbuild.alpha = 1f;
             });
 
             Draw.reset();