diff --git a/lower-constraints.txt b/lower-constraints.txt
index fef4a3c..d6e3cb9 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -15,7 +15,7 @@ eventlet==0.20.0
 extras==1.0.0
 fasteners==0.14.1
 fixtures==3.0.0
-flake8-import-order==0.13
+flake8-import-order==0.17.1
 flake8==2.5.5
 future==0.16.0
 greenlet==0.4.13
diff --git a/test-requirements.txt b/test-requirements.txt
index 0aa1b95..abf39ea 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 hacking>=3.0.0,<3.1.0 # Apache-2.0
-flake8-import-order>=0.13 # LGPLv3
+flake8-import-order>=0.17.1 # LGPLv3
 
 coverage!=4.4,>=4.0 # Apache-2.0
 doc8>=0.6.0 # Apache-2.0