diff --git a/appveyor.yml b/appveyor.yml
index 33a220b1..55744664 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -20,12 +20,6 @@ environment:
     - compiler: msvc-14-seh
       generator: "Visual Studio 14 2015 Win64"
 
-    - compiler: gcc-5.3.0-posix
-      generator: "MinGW Makefiles"
-      cxx_path: 'C:\mingw-w64\i686-5.3.0-posix-dwarf-rt_v4-rev0\mingw32\bin'
-      cxx_options: "-std=gnu++11"
-      enabled_on_pr: yes
-
     - compiler: gcc-6.3.0-posix
       generator: "MinGW Makefiles"
       cxx_path: 'C:\mingw-w64\i686-6.3.0-posix-dwarf-rt_v5-rev1\mingw32\bin'