diff --git a/0001-Increase-test-timeout.patch b/0001-Increase-test-timeout.patch
deleted file mode 100644
index 28b23db..0000000
--- a/0001-Increase-test-timeout.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/tests/testthat/test-pty.R b/tests/testthat/test-pty.R
-index 61b650d..749cfba 100644
---- a/tests/testthat/test-pty.R
-+++ b/tests/testthat/test-pty.R
-@@ -47,7 +47,7 @@ test_that("pty echo", {
-   expect_equal(p$read_output(), "foo")
- 
-   p$write_input("bar\n")
--  pr <- p$poll_io(300)
-+  pr <- p$poll_io(600)
-   expect_equal(pr[["output"]], "ready")
-   if (pr[["output"]] != "ready") stop("no output")
-   expect_equal(p$read_output(), "bar\r\nfoobar\r\n")
diff --git a/R-processx.spec b/R-processx.spec
index e13409e..c840a9a 100644
--- a/R-processx.spec
+++ b/R-processx.spec
@@ -9,8 +9,6 @@ Summary:          Execute and Control System Processes
 License:          MIT
 URL:              https://CRAN.R-project.org/package=%{packname}
 Source0:          https://cran.r-project.org/src/contrib/%{packname}_%{version}.tar.gz
-# Increase timeout a bit just to get s390x to work.
-Patch0001:        0001-Increase-test-timeout.patch
 
 # Here's the R view of the dependencies world:
 # Depends:
@@ -73,7 +71,7 @@ install -pm 0644 %{packname}/README.md %{buildroot}%{rlibdir}/%{packname}/
 
 
 %check
-NOT_CRAN=true PROCESSX_EXTRA_TESTS=true %{_bindir}/R CMD check %{packname}
+%{_bindir}/R CMD check %{packname}
 
 
 %files