diff --git a/build_win.bat b/build_win.bat
index 03829667..5a0da53e 100644
--- a/build_win.bat
+++ b/build_win.bat
@@ -41,34 +41,34 @@ if not exist build\boot mkdir build\boot
 @rem Build the bootstrap interpreter
 for %%f in (src\core\*.c) do (
     %JANET_COMPILE% /DJANET_BOOTSTRAP /Fobuild\boot\%%~nf.obj %%f
-    @if not errorlevel 0 goto :BUILDFAIL
+    @if errorlevel 1 goto :BUILDFAIL
 )
 for %%f in (src\boot\*.c) do (
     %JANET_COMPILE% /DJANET_BOOTSTRAP /Fobuild\boot\%%~nf.obj %%f
-    @if not errorlevel 0 goto :BUILDFAIL
+    @if errorlevel 1 goto :BUILDFAIL
 )
 %JANET_LINK% /out:build\janet_boot.exe build\boot\*.obj
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 build\janet_boot . > build\c\janet.c
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 
 @rem Build the sources
 %JANET_COMPILE% /Fobuild\janet.obj build\c\janet.c
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 %JANET_COMPILE% /Fobuild\shell.obj src\mainclient\shell.c
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 
 @rem Build the resources
 rc /nologo /fobuild\janet_win.res janet_win.rc
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 
 @rem Link everything to main client
 %JANET_LINK% /out:janet.exe build\janet.obj build\shell.obj build\janet_win.res
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 
 @rem Build static library (libjanet.lib)
 %JANET_LINK_STATIC% /out:build\libjanet.lib build\janet.obj
-@if not errorlevel 0 goto :BUILDFAIL
+@if errorlevel 1 goto :BUILDFAIL
 
 echo === Successfully built janet.exe for Windows ===
 echo === Run 'build_win test' to run tests. ==
@@ -102,7 +102,7 @@ exit /b 0
 :TEST
 for %%f in (test/suite*.janet) do (
     janet.exe test\%%f
-    @if not errorlevel 0 goto TESTFAIL
+    @if errorlevel 1 goto TESTFAIL
 )
 exit /b 0
 
diff --git a/test/suite-ev.janet b/test/suite-ev.janet
index cdd43ee8..b2d294a6 100644
--- a/test/suite-ev.janet
+++ b/test/suite-ev.janet
@@ -430,13 +430,7 @@
 # Now do our telnet chat
 (def bob (assert (net/connect test-host test-port :stream)))
 (expect-read bob "Whats your name?\n")
-(if (= :mingw (os/which))
-  (net/write bob "bob")
-  (do
-    (def fbob (ev/to-file bob))
-    (file/write fbob "bob")
-    (file/flush fbob)
-    (:close fbob)))
+(net/write bob "bob")
 (expect-read bob "Welcome bob\n")
 (def alice (assert (net/connect test-host test-port)))
 (expect-read alice "Whats your name?\n")
@@ -569,7 +563,8 @@
   (ev/gather
     (os/proc-wait p)
     (ev/slurp (p :out))))
+(def data (string/replace-all "\r" "" data))
 (assert (zero? exit-code) "subprocess ran")
-(assert (deep= data @"hi\nthere\n") "output is correct")
+(assert (= data "hi\nthere\n") "output is correct")
 
 (end-suite)