diff --git a/meta-python/recipes-devtools/python/python-cryptography.inc b/meta-python/recipes-devtools/python/python-cryptography.inc
index 4be79077e3..13d2ba800d 100644
--- a/meta-python/recipes-devtools/python/python-cryptography.inc
+++ b/meta-python/recipes-devtools/python/python-cryptography.inc
@@ -39,6 +39,7 @@ RDEPENDS_${PN}-ptest += " \
     ${PYTHON_PN}-iso8601 \
     ${PYTHON_PN}-pretend \
     ${PYTHON_PN}-pytest \
+    ${PYTHON_PN}-pytz \
 "
 
 inherit ptest