diff --git a/README.md b/README.md
index 14968b21..bc9ec709 100644
--- a/README.md
+++ b/README.md
@@ -1106,7 +1106,9 @@ Your command line args: (1 2 3)
 
 ## Package babashka script as a AWS Lambda
 
-AWS Lambda runtime doesn't support signals, therefore babashka has to disable handling of the SIGPIPE. This can be done by setting `BABASHKA_DISABLE_PIPE_HANDLER` to `true`.
+AWS Lambda runtime doesn't support signals, therefore babashka has to disable
+handling of the SIGPIPE. This can be done by setting
+`BABASHKA_DISABLE_PIPE_SIGNAL_HANDLER` to `true`.
 
 ## Thanks
 
diff --git a/src/babashka/impl/pipe_signal_handler.clj b/src/babashka/impl/pipe_signal_handler.clj
index c46a10e1..e1bf83b2 100644
--- a/src/babashka/impl/pipe_signal_handler.clj
+++ b/src/babashka/impl/pipe_signal_handler.clj
@@ -9,7 +9,7 @@
   (identical? :PIPE @pipe-state))
 
 (defn handle-pipe! []
-  (when-not (= "true" (System/getenv "BABASHKA_DISABLE_PIPE_HANDLER"))
+  (when-not (= "true" (System/getenv "BABASHKA_DISABLE_PIPE_SIGNAL_HANDLER"))
     (Signal/handle
      (Signal. "PIPE")
      (reify SignalHandler