diff --git a/doc/source/images/ec_overview.png b/doc/source/images/ec_overview.png
old mode 100755
new mode 100644
diff --git a/doc/source/overview_erasure_code.rst b/doc/source/overview_erasure_code.rst
old mode 100755
new mode 100644
diff --git a/doc/source/overview_policies.rst b/doc/source/overview_policies.rst
old mode 100755
new mode 100644
diff --git a/doc/source/policies_saio.rst b/doc/source/policies_saio.rst
old mode 100755
new mode 100644