diff --git a/src/script_opt/ZAM/AM-Opt.cc b/src/script_opt/ZAM/AM-Opt.cc
index 6bea39bb39..852c483c9b 100644
--- a/src/script_opt/ZAM/AM-Opt.cc
+++ b/src/script_opt/ZAM/AM-Opt.cc
@@ -239,6 +239,7 @@ bool ZAMCompiler::PruneUnused() {
         if ( inst->IsLoad() && ! VarIsUsed(inst->v1) ) {
             did_prune = true;
             KillInst(i);
+            continue;
         }
 
         if ( inst->IsNonLocalLoad() ) {