diff --git a/README.md b/README.md
index 8f1ec4a..b9284f6 100644
--- a/README.md
+++ b/README.md
@@ -89,6 +89,8 @@ hi from go
 >>> hi.Hello("you")
 hello you from go
 
+>>> hi.Concat("hello ","gopy-gen")
+'hello gopy-gen'
 ```
 
 ## Limitations
diff --git a/_examples/hi/hi.go b/_examples/hi/hi.go
index 781e009..67859a4 100644
--- a/_examples/hi/hi.go
+++ b/_examples/hi/hi.go
@@ -19,6 +19,11 @@ func Hello(s string) {
 	fmt.Printf("hello %s from go\n", s)
 }
 
+// Concat concatenates two strings together and returns the resulting string.
+func Concat(s1, s2 string) string {
+	return s1 + s2
+}
+
 // Add returns the sum of its arguments.
 func Add(i, j int) int {
 	return i + j
diff --git a/_examples/py_hi/hi.c b/_examples/py_hi/hi.c
index f3bf760..396e180 100644
--- a/_examples/py_hi/hi.c
+++ b/_examples/py_hi/hi.c
@@ -88,6 +88,29 @@ gopy_Add(PyObject *self, PyObject *args) {
 }
 
 
+/* pythonization of: hi.Concat */
+static PyObject*
+gopy_Concat(PyObject *self, PyObject *args) {
+	const char* cgopy_s1;
+	GoString c_s1;
+	const char* cgopy_s2;
+	GoString c_s2;
+	const char* cgopy_gopy_ret;
+	GoString c_gopy_ret;
+	
+	if (!PyArg_ParseTuple(args, "ss", (GoString*)(&cgopy_s1), (GoString*)(&cgopy_s2))) {
+		return NULL;
+	}
+	
+	c_s1 = _cgopy_makegostring(cgopy_s1);
+	c_s2 = _cgopy_makegostring(cgopy_s2);
+	
+	c_gopy_ret = GoPy_Concat(c_s1, c_s2);
+	
+	return Py_BuildValue("s", c_gopy_ret);
+}
+
+
 /* pythonization of: hi.Hello */
 static PyObject*
 gopy_Hello(PyObject *self, PyObject *args) {
@@ -119,6 +142,7 @@ gopy_Hi(PyObject *self, PyObject *args) {
 
 static PyMethodDef GoPy_hi_Methods[] = {
 	{"Add", gopy_Add, METH_VARARGS, "doc for: hi.Add"},
+	{"Concat", gopy_Concat, METH_VARARGS, "doc for: hi.Concat"},
 	{"Hello", gopy_Hello, METH_VARARGS, "doc for: hi.Hello"},
 	{"Hi", gopy_Hi, METH_VARARGS, "doc for: hi.Hi"},
 	{NULL, NULL, 0, NULL}        /* Sentinel */
diff --git a/_examples/py_hi/hi.go b/_examples/py_hi/hi.go
index 87d4cce..d28e074 100644
--- a/_examples/py_hi/hi.go
+++ b/_examples/py_hi/hi.go
@@ -13,33 +13,28 @@ import (
 
 
 //export GoPy_Add
-// GoPy_Add wraps hi.Add
-// github.com/go-python/gopy-gen/_examples/hi.Add
-// func(i int, j int) int
-// (i int, j int)
-// (int)
+// GoPy_Add wraps github.com/go-python/gopy-gen/_examples/hi.Add
 func GoPy_Add(i int, j int) int {
 	return hi.Add(i, j)
 }
 
 
+//export GoPy_Concat
+// GoPy_Concat wraps github.com/go-python/gopy-gen/_examples/hi.Concat
+func GoPy_Concat(s1 string, s2 string) string {
+	return hi.Concat(s1, s2)
+}
+
+
 //export GoPy_Hello
-// GoPy_Hello wraps hi.Hello
-// github.com/go-python/gopy-gen/_examples/hi.Hello
-// func(s string)
-// (s string)
-// ()
+// GoPy_Hello wraps github.com/go-python/gopy-gen/_examples/hi.Hello
 func GoPy_Hello(s string) {
 	hi.Hello(s)
 }
 
 
 //export GoPy_Hi
-// GoPy_Hi wraps hi.Hi
-// github.com/go-python/gopy-gen/_examples/hi.Hi
-// func()
-// ()
-// ()
+// GoPy_Hi wraps github.com/go-python/gopy-gen/_examples/hi.Hi
 func GoPy_Hi() {
 	hi.Hi()
 }