diff --git a/test/stdlib/3.5-exclude.sh b/test/stdlib/3.5-exclude.sh
index 4ba394b5..68542ecb 100644
--- a/test/stdlib/3.5-exclude.sh
+++ b/test/stdlib/3.5-exclude.sh
@@ -1,5 +1,6 @@
 SKIP_TESTS=(
     [test_buffer.py]=1  # FIXME: Works on c90ff51
+    [test_platform.py]=1  # FIXME: Works on c90ff51
 
     [test___all__.py]=1 # it fails on its own
     [test_aifc.py]=1  #
diff --git a/test/stdlib/3.6-exclude.sh b/test/stdlib/3.6-exclude.sh
index d9b87010..ae4122c4 100644
--- a/test/stdlib/3.6-exclude.sh
+++ b/test/stdlib/3.6-exclude.sh
@@ -204,6 +204,8 @@ SKIP_TESTS=(
 
 if (( batch )) ; then
     SKIP_TESTS[test_codeccallbacks.py]=1
+    SKIP_TESTS[test_complex.py]=1 # Something funky with POWER8
+
     # locale on test machine is probably customized
     SKIP_TESTS[test__locale.py]=1
 fi