diff --git a/docs/errors.rst b/docs/errors.rst
index 88569e36..864eb349 100644
--- a/docs/errors.rst
+++ b/docs/errors.rst
@@ -38,6 +38,8 @@ All ``pyzeebe`` errors inherit from :py:class:`PyZeebeError`
 
 .. autoexception:: pyzeebe.errors.ZeebeInternalError
 
+.. autoexception:: pyzeebe.errors.ZeebeDeadlineExceeded
+
 .. autoexception:: pyzeebe.errors.InvalidOAuthCredentialsError
 
 .. autoexception:: pyzeebe.errors.InvalidCamundaCloudCredentialsError
diff --git a/pyzeebe/errors/zeebe_errors.py b/pyzeebe/errors/zeebe_errors.py
index bdc23f8f..e35bda03 100644
--- a/pyzeebe/errors/zeebe_errors.py
+++ b/pyzeebe/errors/zeebe_errors.py
@@ -4,7 +4,10 @@
 
 
 class ZeebeBackPressureError(PyZeebeError):
-    pass
+    """If Zeebe is currently in back pressure (too many requests)
+
+    See: https://docs.camunda.io/docs/self-managed/zeebe-deployment/operations/backpressure/
+    """
 
 
 class ZeebeGatewayUnavailableError(PyZeebeError):
@@ -16,7 +19,10 @@ class ZeebeInternalError(PyZeebeError):
 
 
 class ZeebeDeadlineExceeded(PyZeebeError):
-    pass
+    """If Zeebe hasn't responded after a certain timeout
+
+    See: https://grpc.io/docs/guides/deadlines/
+    """
 
 
 class UnknownGrpcStatusCodeError(PyZeebeError):