diff --git a/knockapi/_version.py b/knockapi/_version.py
index 2dda8e8..3c6f84b 100644
--- a/knockapi/_version.py
+++ b/knockapi/_version.py
@@ -1 +1 @@
-__version__ = '0.5.13'
+__version__ = '0.5.14'
diff --git a/knockapi/client.py b/knockapi/client.py
index 21914fb..f70aa54 100644
--- a/knockapi/client.py
+++ b/knockapi/client.py
@@ -30,12 +30,14 @@ def request(self, method, endpoint, payload=None, options={}):
             timeout=self.timeout,
         )
 
-        # If we got a successful response, then attempt to deserialize as JSON
+        # If we got a successful response, check for content before attempting to deserialize as JSON
         if r.ok:
-            try:
-                return r.json()
-            except JSONDecodeError:
-                return None
+            if r.content and len(r.content) > 0:
+                try:
+                    return r.json()
+                except JSONDecodeError:
+                    return None
+            return None
 
         return r.raise_for_status()