diff --git a/arithmetization/src/main/java/net/consensys/linea/zktracer/module/rom/Rom.java b/arithmetization/src/main/java/net/consensys/linea/zktracer/module/rom/Rom.java
index 524fb5e370..8c94a2eb5a 100644
--- a/arithmetization/src/main/java/net/consensys/linea/zktracer/module/rom/Rom.java
+++ b/arithmetization/src/main/java/net/consensys/linea/zktracer/module/rom/Rom.java
@@ -66,18 +66,7 @@ public int lineCount() {
   }
 
   public int chunkRowSize(RomChunk chunk) {
-    int s = 32;
-    for (int pc = 0; pc < chunk.byteCode().size(); pc++) {
-      final int opCode = 0xff & chunk.byteCode().get(pc);
-      if (opCode >= 0x60 && opCode <= 0x7f) {
-        final int pushParam = opCode - 0x60 + 1;
-        s += pushParam;
-        pc += pushParam;
-      } else {
-        s += 2;
-      }
-    }
-    return s;
+    return chunk.byteCode().size();
   }
 
   private void traceChunk(RomChunk chunk, int cfi, int cfiInfty, Trace trace) {