diff --git a/misc/requirements/requirements-tests-git.txt b/misc/requirements/requirements-tests-git.txt
index 6681dd15e..ce00cd31c 100644
--- a/misc/requirements/requirements-tests-git.txt
+++ b/misc/requirements/requirements-tests-git.txt
@@ -35,8 +35,4 @@ git+https://github.com/pallets/markupsafe.git
 hg+http://bitbucket.org/birkenfeld/pygments-main
 hg+https://bitbucket.org/fdik/pypeg
 git+https://github.com/python-attrs/attrs.git
-
-# Fails to build:
-# gcc: error: ext/_yaml.c: No such file or directory
-# hg+https://bitbucket.org/xi/pyyaml
-PyYAML==3.12
+git+https://github.com/yaml/pyyaml.git
diff --git a/requirements.txt b/requirements.txt
index 2695ba55f..4d4e1972e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,4 +7,4 @@ Jinja2==2.10
 MarkupSafe==1.0
 Pygments==2.2.0
 pyPEG2==2.15.2
-PyYAML==3.12
+PyYAML==4.1