diff --git a/.appveyor.yml b/.appveyor.yml
index 1cc9a9906..45e3cfd3f 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -4,8 +4,6 @@ init:
   - git config --global core.autocrlf input
 
 install:
-  - cinst nodejs -params 'installdir=C:\\nodejs'
-  - SET PATH=C:\nodejs\bin;%PATH%
   - cinst jdk8 -params 'installdir=C:\\jdk8'
   - SET JAVA_HOME=C:\jdk8
   - SET PATH=C:\jdk8\bin;%PATH%
@@ -22,5 +20,5 @@ install:
   - SET PATH=C:\sbt\sbt\bin;%PATH%
   - SET SBT_OPTS=-XX:MaxPermSize=2g -Xmx4g -Dfile.encoding=UTF8
 test_script:
-  - sbt "scripted actions/*"
-  - sbt "scripted server/*"
+  - sbt "-Djna.nosys=true" "scripted actions/*"
+  - sbt "-Djna.nosys=true" "scripted server/*"
diff --git a/build.sbt b/build.sbt
index dcedffd62..8000bd603 100644
--- a/build.sbt
+++ b/build.sbt
@@ -572,7 +572,7 @@ def otherRootSettings =
     scriptedUnpublished := scriptedUnpublishedTask.evaluated,
     scriptedSource := (sourceDirectory in sbtProj).value / "sbt-test",
     // scriptedPrescripted := { addSbtAlternateResolver _ },
-    scriptedLaunchOpts := List("-Xmx1500M", "-Xms512M", "-server"),
+    scriptedLaunchOpts := List("-Xmx1500M", "-Xms512M", "-server", "-Djna.nosys=true"),
     publishAll := { val _ = (publishLocal).all(ScopeFilter(inAnyProject)).value },
     publishLocalBinAll := { val _ = (publishLocalBin).all(ScopeFilter(inAnyProject)).value },
     aggregate in bintrayRelease := false