diff --git a/hal.cabal b/hal.cabal
--- a/hal.cabal
+++ b/hal.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 789cfae834b1d0da77c93653f25855ac1f79b2443d5fdeaf2f300037c3348ccb
+-- hash: 076bfc1eca4e774099d305583e11d8f5253e39b53ace8f17b0a10c55836700c8
 
 name:           hal
-version:        0.4.2
+version:        0.4.3
 synopsis:       A runtime environment for Haskell applications running on AWS Lambda.
 description:    This library uniquely supports different types of AWS Lambda Handlers for your
                 needs/comfort with advanced Haskell. Instead of exposing a single function
diff --git a/src/AWS/Lambda/RuntimeClient.hs b/src/AWS/Lambda/RuntimeClient.hs
--- a/src/AWS/Lambda/RuntimeClient.hs
+++ b/src/AWS/Lambda/RuntimeClient.hs
@@ -108,23 +108,26 @@
 
 -- Retry Helpers
 
-runtimeClientRetryTry' :: Int -> IO (Response a) -> IO (Either HttpException (Response a))
-runtimeClientRetryTry' 1 f = try f
-runtimeClientRetryTry' i f = do
-  resOrEx <- try f
-  let retry = threadDelay 500 >> runtimeClientRetryTry' (i - 1) f
-  case resOrEx of
-    Left (_ :: HttpException) -> retry
-    Right res ->
-      -- TODO: Explore this further.
-      -- Before ~July 22nd 2020 it seemed that if a next event request reached
-      -- the runtime before a new event was available that there would be a
-      -- network error.  After it appears that a 403 is returned.
-      if getResponseStatus res == status403 then retry
-      else return $ Right res
+runtimeClientRetryTry' :: Int -> Int -> IO (Response a) -> IO (Either HttpException (Response a))
+runtimeClientRetryTry' retries maxRetries f
+  | retries == maxRetries = try f
+  | otherwise = do
+    resOrEx <- try f
+    let retry =
+          threadDelay (500 * 2 ^ retries)
+            >> runtimeClientRetryTry' (retries + 1) maxRetries f
+    case resOrEx of
+      Left (_ :: HttpException) -> retry
+      Right res ->
+        -- TODO: Explore this further.
+        -- Before ~July 22nd 2020 it seemed that if a next event request reached
+        -- the runtime before a new event was available that there would be a
+        -- network error.  After it appears that a 403 is returned.
+        if getResponseStatus res == status403 then retry
+        else return $ Right res
 
 runtimeClientRetryTry :: IO (Response a) -> IO (Either HttpException (Response a))
-runtimeClientRetryTry = runtimeClientRetryTry' 3
+runtimeClientRetryTry = runtimeClientRetryTry' 0 10
 
 runtimeClientRetry :: IO (Response a) -> IO (Response a)
 runtimeClientRetry = fmap (either throw id) . runtimeClientRetryTry