diff --git a/requirements-app.txt b/requirements-app.txt
index 174d335c2..84ae998ab 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -8,7 +8,7 @@ Flask-Login==0.4.1
 
 blinker==1.4
 pyexcel==0.5.10
-pyexcel-io==0.5.10
+pyexcel-io==0.5.11
 pyexcel-xls==0.5.8
 pyexcel-xlsx==0.5.6
 pyexcel-ods3==0.5.3
diff --git a/requirements.txt b/requirements.txt
index 9c316ab3c..1d5d6932f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ Flask-Login==0.4.1
 
 blinker==1.4
 pyexcel==0.5.10
-pyexcel-io==0.5.10
+pyexcel-io==0.5.11
 pyexcel-xls==0.5.8
 pyexcel-xlsx==0.5.6
 pyexcel-ods3==0.5.3