--- a/spec/std/file_spec.cr
+++ b/spec/std/file_spec.cr
@@ -1164,3 +1164,4 @@ describe "File" do
     # TODO: there is no file which is reliably unwritable on windows
-    pending_win32 "raises if file cannot be accessed" do
+    # On linux(or sandbox?) it's "Permission denied", not "Operation not permitted"
+    pending "raises if file cannot be accessed" do
       expect_raises Errno, "Operation not permitted" do
--- a/spec/std/process_spec.cr
+++ b/spec/std/process_spec.cr
@@ -135,3 +135,4 @@ describe Process do
   describe "environ" do
-    it "clears the environment" do
+    #gentoo's sandbox keeps sandbox environment
+    pending "clears the environment" do
       value = Process.run("env", clear_env: true) do |proc|
@@ -142,3 +143,4 @@ describe Process do
 
-    it "sets an environment variable" do
+    #gentoo's sandbox keeps sandbox environment
+    pending "sets an environment variable" do
       env = {"FOO" => "bar"}