diff --git a/4e3715af514b0187bd47d87e8fd99e17ad1d341c.patch b/4e3715af514b0187bd47d87e8fd99e17ad1d341c.patch
new file mode 100644
index 0000000..3940896
--- /dev/null
+++ b/4e3715af514b0187bd47d87e8fd99e17ad1d341c.patch
@@ -0,0 +1,44 @@
+From 4e3715af514b0187bd47d87e8fd99e17ad1d341c Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?G=C3=A1bor=20Cs=C3=A1rdi?= <csardi.gabor@gmail.com>
+Date: Tue, 11 Feb 2020 11:47:46 +0000
+Subject: [PATCH] Skip curl fd poll test if offline
+
+Closes #226.
+---
+ tests/testthat/test-poll-curl.R | 6 +++++-
+ 1 file changed, 5 insertions(+), 1 deletion(-)
+
+diff --git a/tests/testthat/test-poll-curl.R b/tests/testthat/test-poll-curl.R
+index f0be69c..dff055e 100644
+--- a/tests/testthat/test-poll-curl.R
++++ b/tests/testthat/test-poll-curl.R
+@@ -2,10 +2,12 @@
+ context("poll-curl")
+ 
+ ## To resolve....
+-httpbin()
++online <- curl::has_internet()
++if (online) httpbin()
+ 
+ test_that("curl fds", {
+   skip_on_cran()
++  if (!online) skip("Offline")
+ 
+   resp <- list()
+   errm <- character()
+@@ -55,6 +57,7 @@ test_that("curl fds", {
+ 
+ test_that("curl fds before others", {
+   skip_on_cran()
++  if (!online) skip("Offline")
+ 
+   pool <- curl::new_pool()
+   url <- httpbin("/delay/1")
+@@ -86,6 +89,7 @@ test_that("curl fds before others", {
+ 
+ test_that("process fd before curl fd", {
+   skip_on_cran()
++  if (!online) skip("Offline")
+ 
+   pool <- curl::new_pool()
+   url <- httpbin("/delay/1")
diff --git a/R-processx.spec b/R-processx.spec
index 680974b..997c46d 100644
--- a/R-processx.spec
+++ b/R-processx.spec
@@ -10,6 +10,8 @@ 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}_%{packver}.tar.gz
+# Fix curl test with no network.
+Patch0001:        https://github.com/r-lib/processx/commit/4e3715af514b0187bd47d87e8fd99e17ad1d341c.patch
 
 # Here's the R view of the dependencies world:
 # Depends:
@@ -44,8 +46,12 @@ with a timeout. It can also poll several processes at once.
 %prep
 %setup -q -c -n %{packname}
 
+pushd %{packname}
+%patch0001 -p1
+
 # Don't need coverage; it's not packaged either.
-sed -i 's/covr, //g' %{packname}/DESCRIPTION
+sed -i 's/covr, //g' DESCRIPTION
+popd
 
 
 %build