diff --git a/src/core/calls.cc b/src/core/calls.cc
index 256d014..e358279 100644
--- a/src/core/calls.cc
+++ b/src/core/calls.cc
@@ -204,11 +204,11 @@
 
  }
 
- HLLAPI_API_CALL hllapi_set_charset(LPSTR text) {
+ HLLAPI_API_CALL hllapi_set_charset(LPSTR charset) {
 
    	try {
 
-		getSession().setCharSet((const char *) text);
+		getSession().setCharSet((const char *) charset);
 		return HLLAPI_STATUS_SUCCESS;
 
 	} catch(std::exception &e) {
diff --git a/src/include/lib3270/hllapi.h b/src/include/lib3270/hllapi.h
index 872ef41..1563a87 100644
--- a/src/include/lib3270/hllapi.h
+++ b/src/include/lib3270/hllapi.h
@@ -342,7 +342,14 @@
 	HLLAPI_API_CALL hllapi_print(void);
 
 	HLLAPI_API_CALL hllapi_get_datadir(LPSTR datadir);
-	HLLAPI_API_CALL hllapi_set_charset(LPSTR datadir);
+
+	/**
+	 * @brief Set local charset.
+	 *
+	 * @param charset	The local charset.
+	 *
+	 */
+	HLLAPI_API_CALL hllapi_set_charset(LPSTR charset);
 
 	HLLAPI_API_CSTR hllapi_get_last_error();
 
--
libgit2 0.21.2