X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/6d6a0b0f7d5780c92c865ba2e6979195510c27b2..10c1e7359286edd6562c52304e9706449a9ee53f:/sdk/cwl/setup.py

diff --git a/sdk/cwl/setup.py b/sdk/cwl/setup.py
index 3b4dfbe991..2b7b31b9f3 100644
--- a/sdk/cwl/setup.py
+++ b/sdk/cwl/setup.py
@@ -36,7 +36,9 @@ setup(name='arvados-cwl-runner',
           'cwltool==1.0.20180806194258',
           'schema-salad==2.7.20180719125426',
           'typing >= 3.6.4',
-          'ruamel.yaml >=0.13.11, <0.15',
+          # Need to limit ruamel.yaml version to 0.15.26 because of bug
+          # https://bitbucket.org/ruamel/yaml/issues/227/regression-parsing-flow-mapping
+          'ruamel.yaml >=0.13.11, <= 0.15.26',
           'arvados-python-client>=1.1.4.20180607143841',
           'setuptools',
           'ciso8601 >=1.0.6, <2.0.0',