From 83d8032ae831f8fdd3c75cb4b3b536c6f1e1609e Mon Sep 17 00:00:00 2001
From: Mattias Karlsson <matkar@wcom.se>
Date: Wed, 2 Aug 2017 10:21:14 +0200
Subject: [PATCH] (GH-1693) Fix key not used when setting process environment
 variable

* fixes #1693
---
 src/Cake.Core/Polyfill/ProcessHelper.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Cake.Core/Polyfill/ProcessHelper.cs b/src/Cake.Core/Polyfill/ProcessHelper.cs
index 299c3b0996..06006b1215 100644
--- a/src/Cake.Core/Polyfill/ProcessHelper.cs
+++ b/src/Cake.Core/Polyfill/ProcessHelper.cs
@@ -17,7 +17,7 @@ public static void SetEnvironmentVariable(ProcessStartInfo info, string key, str
             info.Environment[envKey] = value;
 #else
             var envKey = info.EnvironmentVariables.Keys.Cast<string>().FirstOrDefault(existingKey => StringComparer.OrdinalIgnoreCase.Equals(existingKey, key)) ?? key;
-            info.EnvironmentVariables[key] = value;
+            info.EnvironmentVariables[envKey] = value;
 #endif
         }
     }