diff --git a/fuzzer/Fuzzer.java b/fuzzer/Fuzzer.java
index ebc131982009f1ee7c0476465a71c9cb67971e73..7e80788e33568a8a41ab863f0e992ad09d5eb887 100644
--- a/fuzzer/Fuzzer.java
+++ b/fuzzer/Fuzzer.java
@@ -31,10 +31,9 @@ public class Fuzzer {
                 pw.println("ADD R"+(x+1)+" R"+x +" R"+x);
             };
             pw.println("RET R31");*/
+            pw.println("JZ R0 -2"); 
             pw.println("RET R0");
-            pw.println("RET R0");        
-            pw.println("RET R0");       
-            pw.println("RET R0");
+ 
         }catch (Exception e){
             e.printStackTrace(System.err);
             System.exit(1);
diff --git a/src/machine-vuln4.c b/src/machine-vuln4.c
index 4f9a210d16e4d6b4d81d480ba40d2cf82d9f418d..28dd68aa8fb23cd90ea0ca3f4cd9d0d84bbf8f76 100644
--- a/src/machine-vuln4.c
+++ b/src/machine-vuln4.c
@@ -385,7 +385,7 @@ int execute(const unsigned int progLength, const int cycles, int32_t * res){
         /* this should never overflow given constraints on both pc and offs */
         pc  = pc + offs;
         count++;
-        continue; /* avoid default increment of pc below */
+       // continue; /* avoid default increment of pc below */
       }else{
         return -1;
       }