diff --git a/misc/headerimport.h b/misc/headerimport.h
index 84b1842..ee25f9e 100644
--- a/misc/headerimport.h
+++ b/misc/headerimport.h
@@ -18,3 +18,4 @@
 #include "../src/stream/type.h"
 #include "../src/runtime/execute.h"
 #include "../src/runtime/memory.h"
+#include "../src/stream/codeprovider.h"
diff --git a/src/stream/process.h b/src/stream/process.h
index 66fb456..fc06097 100644
--- a/src/stream/process.h
+++ b/src/stream/process.h
@@ -66,7 +66,9 @@ class Process {
         
         // connect perf_func_n to perf_func_node_ (push)
         void ConnectPerform(PerformFunction* perf_func_n) {
-            perf_func_node_->perf_func_next_ = perf_func_n;
+            PerformFunction* node_std = perf_func_node_;
+            while(node_std->perf_func_next_ != NULL) node_std = node_std->perf_func_next_;
+            node_std->perf_func_next_ = perf_func_n;
         }
 };
 #endif
diff --git a/src/stream/stream.h b/src/stream/stream.h
index 5419d47..edb0a96 100644
--- a/src/stream/stream.h
+++ b/src/stream/stream.h
@@ -37,7 +37,9 @@ class Stream {
 
         // connnect proc_n to proc_node (push)
         void ConnectProc(Process* proc_n) {
-            proc_node_->proc_next = proc_n;
+            Process* node_std = proc_node_;
+            while(node_std->perf_func_next_ != NULL) node_std = node_std->perf_func_next_;
+            node_std->perf_func_next_ = perf_func_n;
         }
 };