diff --git a/core/src/mindustry/io/TypeIO.java b/core/src/mindustry/io/TypeIO.java
index 7aa8cdb312..460809b3fc 100644
--- a/core/src/mindustry/io/TypeIO.java
+++ b/core/src/mindustry/io/TypeIO.java
@@ -188,8 +188,8 @@ public class TypeIO{
             case 4 -> {
                 byte exists = read.b();
                 if(exists != 0){
-                    //in a safe context, strings can only be 1000 chars
-                    yield read.str(safe ? 1000 : 0);
+                    //in a safe context, strings can only be 1200 chars
+                    yield read.str(safe ? 1200 : 0);
                 }else{
                     yield null;
                 }
diff --git a/core/src/mindustry/world/blocks/logic/MessageBlock.java b/core/src/mindustry/world/blocks/logic/MessageBlock.java
index 5488750d2f..aea73b9e50 100644
--- a/core/src/mindustry/world/blocks/logic/MessageBlock.java
+++ b/core/src/mindustry/world/blocks/logic/MessageBlock.java
@@ -25,9 +25,9 @@ import static mindustry.Vars.*;
 
 public class MessageBlock extends Block{
     private static final int maxByteLength = 999;
-    //maximum UTF-8 length per char is 4, so 4*250 = 1000 bytes, the max byte array size
+    /** maximum UTF-8 length per char is 4, so 4*300 = 1200 bytes, the max string byte size */
     @NoPatch
-    public int maxTextLength = 250;
+    public int maxTextLength = 300;
     public int maxNewlines = 24;
 
     public MessageBlock(String name){