diff --git a/dev-requirements.txt b/dev-requirements.txt
index 696d541..5eb5531 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
-jdatetime==5.2.0
+jdatetime==5.3.0
 hijridate==2.5.0
 setuptools>=40.8.0
 vulture>=1.0
diff --git a/requirements.txt b/requirements.txt
index bccc865..019dff4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-jdatetime>=3.8.2
+jdatetime>=5.3.0
 hijridate>=2.3.0