diff --git a/requirements-test.txt b/requirements-test.txt
index 50c92f6..ae97802 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,6 +1,6 @@
 coveralls
 attrs>=17.4.0
-pytest-django>=3.4.2,<3.9.0
-pytest-asyncio>=0.10.0,<0.11.0
-pytest-cov>=2.7.0,<2.9.0
-openwisp-utils[qa]>=0.5.1
+pytest-django>=3.4.2,<3.10.0
+pytest-asyncio>=0.10.0,<0.15.0
+pytest-cov>=2.7.0,<2.11.0
+openwisp-utils[qa]~=0.5.1
diff --git a/requirements.txt b/requirements.txt
index f7ecd09..8447151 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 django>=2.2,<3.1
-django-leaflet>=0.23,<0.27
+django-leaflet>=0.23,<0.28
 channels>=2.1.3,<2.5.0
-Pillow>=6.2.0,<=7.1.0
-openwisp-utils>=0.5.1,<0.6.0
+Pillow~=7.2.0
+openwisp-utils~=0.5.1