diff --git a/lib/strategies/api-strategy.js b/lib/strategies/api-strategy.js
index 37fe8aa6..8b2cc6c7 100644
--- a/lib/strategies/api-strategy.js
+++ b/lib/strategies/api-strategy.js
@@ -114,18 +114,18 @@ ApiStrategy.prototype.authenticate = function(req, options) {
                 } else {
                     logger.warn("Invalid identity_token. Proceeding with access_token only");
                 }
-							logger.debug("authentication success.");
+							logger.debug("authentication success");
 							return self.success(identityToken || null);
             }).catch (function (err) {
-							logger.debug("authentication failed due to invalid identity token.");
+							logger.debug("authentication failed due to invalid identity token");
 							return self.fail(buildWwwAuthenticateHeader(requiredScope, ERROR.INVALID_TOKEN), 401);
             });
         } else {
-            logger.debug("authentication success: identity_token not found. Proceeding with access_token only.");
+            logger.debug("authentication success: identity_token not found. Proceeding with access_token only");
             return self.success(identityToken || null);
         }
     }).catch (function (err) {
-			logger.debug("authentication failed due to invalid access token.");
+			logger.debug("authentication failed due to invalid access token");
 			return self.fail(buildWwwAuthenticateHeader(requiredScope, ERROR.INVALID_TOKEN), 401);
     });
 
diff --git a/package.json b/package.json
index a0f9fe91..89ed2a44 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "jsonwebtoken": "^7.2.1",
     "log4js": "^1.1.0",
     "q": "^1.4.1",
-    "request": "^2.79.0",
+    "request": "2.81.0",
     "rsa-pem-from-mod-exp": "^0.8.4",
     "underscore": "^1.8.3"
   }