diff --git a/var/spack/repos/builtin/packages/poppler/package.py b/var/spack/repos/builtin/packages/poppler/package.py
index a3b4d5efbdf..09d6ab47cfd 100644
--- a/var/spack/repos/builtin/packages/poppler/package.py
+++ b/var/spack/repos/builtin/packages/poppler/package.py
@@ -77,9 +77,7 @@ class Poppler(CMakePackage):
 
     # Only needed to run `make test`
     resource(
-        name="test",
-        git="https://anongit.freedesktop.org/git/poppler/test.git",
-        placement="testdata",
+        name="test", git="git://git.freedesktop.org/git/poppler/test.git", placement="testdata"
     )
 
     def cmake_args(self):