diff --git a/client/javascript/main.js b/client/javascript/main.js
index ed4453c..f42596b 100644
--- a/client/javascript/main.js
+++ b/client/javascript/main.js
@@ -255,6 +255,7 @@ function perform_request_async(url, params, body) {
         return;
       }
       let response_data = merge_arrays(chunks);
+      chunks = null;
       let response_obj = create_response(response_data, response_info);
       resolve(response_obj);
     }
diff --git a/client/javascript/websocket.js b/client/javascript/websocket.js
index 9f7b272..23af368 100644
--- a/client/javascript/websocket.js
+++ b/client/javascript/websocket.js
@@ -50,6 +50,7 @@ class CurlWebSocket extends EventTarget {
   recv() {
     let buffer_size = 64*1024;
     let result_ptr = _recv_from_websocket(this.http_handle, buffer_size);
+    let data_ptr = _get_result_buffer(result_ptr);
     let result_code = _get_result_code(result_ptr);
 
     if (result_code == 0) { //CURLE_OK - data recieved 
@@ -60,10 +61,8 @@ class CurlWebSocket extends EventTarget {
       }
 
       let data_size = _get_result_size(result_ptr);
-      let data_ptr = _get_result_buffer(result_ptr);
       let data_heap = Module.HEAPU8.subarray(data_ptr, data_ptr + data_size);
       let data = new Uint8Array(data_heap);
-      _free(data_ptr);
       
       this.recv_buffer.push(data);
       if (data_size !== buffer_size && !_get_result_bytes_left(result_ptr)) { //message finished
@@ -77,7 +76,8 @@ class CurlWebSocket extends EventTarget {
     if (result_code == 52) { //CURLE_GOT_NOTHING - socket closed
       this.close_callback();
     }
-
+    
+    _free(data_ptr);
     _free(result_ptr);
   }
 
diff --git a/client/libcurl/util.c b/client/libcurl/util.c
index c991858..170d3ce 100644
--- a/client/libcurl/util.c
+++ b/client/libcurl/util.c
@@ -32,5 +32,6 @@ char* get_version() {
   cJSON_AddItemToObject(version_json, "protocols", protocols_array);
 
   char* version_json_str = cJSON_Print(version_json);
+  cJSON_Delete(version_json);
   return version_json_str;
 }
\ No newline at end of file
diff --git a/client/libcurl/websocket.c b/client/libcurl/websocket.c
index f8f58c8..4c7e5fd 100644
--- a/client/libcurl/websocket.c
+++ b/client/libcurl/websocket.c
@@ -36,7 +36,7 @@ void close_websocket(CURL* http_handle) {
   curl_ws_send(http_handle, "", 0, &sent, 0, CURLWS_CLOSE);
 }
 
-//allow the main code to automatically clean up this websocket
+//clean up the http handle associated with the websocket, since the main loop can't do this automatically
 void cleanup_websocket(CURL* http_handle) {
   struct RequestInfo *request_info;
   curl_easy_getinfo(http_handle, CURLINFO_PRIVATE, &request_info);
diff --git a/client/package.json b/client/package.json
index 9f7a878..47caa58 100644
--- a/client/package.json
+++ b/client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "libcurl.js",
-  "version": "0.3.2",
+  "version": "0.3.3",
   "description": "An experimental port of libcurl to WebAssembly for use in the browser.",
   "main": "libcurl.mjs",
   "scripts": {