diff --git a/app.py b/app.py
index ba75393..3108b9d 100644
--- a/app.py
+++ b/app.py
@@ -43,7 +43,7 @@ def verify_node(d):
     if "/" in node:
         raise ValueError("invalid node name %s", node)
     try:
-        log.info("gettingg client config from %s", "config/" + node)
+        log.info("getting client config from %s", "config/" + node)
         with open("config/" + node) as fh:
             node_conf = json.load(fh)
     except Exception as e:
@@ -52,7 +52,7 @@ def verify_node(d):
     last = node_conf["last"]
     for key in node_conf["keys"]:
         msg = (node + " " + str(timestamp)).encode("UTF-8")
-        hmac2 = hmac.new(key.encode("UTF-8"), msg, "SHA-256")
+        hmac2 = hmac.new(key.encode("UTF-8"), msg, "SHA256")
         digest2 = hmac2.hexdigest()
         if hmac.compare_digest(digest1, digest2):
             if timestamp > node_conf["last"]:
diff --git a/clients/report_loadavg b/clients/report_loadavg
index c70c4d2..b5036c9 100755
--- a/clients/report_loadavg
+++ b/clients/report_loadavg
@@ -25,7 +25,7 @@ def report_loadavg():
             node = hostname
             timestamp = time.time()
             msg = (node + " " + str(timestamp)).encode("UTF-8")
-            digest = hmac.new(client_config["key"].encode("UTF-8"), msg, "SHA-256").hexdigest()
+            digest = hmac.new(client_config["key"].encode("UTF-8"), msg, "SHA256").hexdigest()
             report.append(
                 {
                     "description": {