diff --git a/mutants/mutant-1/swen90006/machine/Machine.java b/mutants/mutant-1/swen90006/machine/Machine.java
index 9bf57316d1c736ea2bd1c62bd6df3c6c0282f331..1b0ad5e3dc03914fcfdd5c96301ee78c48ce755c 100644
--- a/mutants/mutant-1/swen90006/machine/Machine.java
+++ b/mutants/mutant-1/swen90006/machine/Machine.java
@@ -1,3 +1,8 @@
+	//Remove increment for pc for blank line,
+	// killed by EC #1 test due to incorrect pc. Takes advantage of the
+	//assumption that not all students will be asserting correct pc on every test
+	//case, and this is perhaps even less likely on blank lines
+
 package swen90006.machine;
 
 import java.util.Arrays;
@@ -188,7 +193,10 @@ public class Machine
 
       /* check for blank lines */
       if (inst.equals("")){
-	pc = pc + 1;
+	pc = pc;
+	//Remove increment for pc, killed by EC #1 test. Takes advantage of the
+	//assumption that not all students will be asserting correct pc on every test
+	//case, and this is perhaps even less likely on blank lines
 	count++;
 	continue;
       }