diff --git a/requirements.txt b/requirements.txt
index 79e4a75543556720ce1aee3a29c5be95b249c136..a522e088adb57a688d2d0dad1488b3ad5aec1f1a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,9 +1,10 @@
-quamash
-asynctest
-networkx
-attrs
-duniterpy>=0.40,<0.50.0
-aiohttp
-async_timeout
-PyQt5>=5.9,<5.10
-pyyaml
\ No newline at end of file
+aiohttp==3.6.2
+async-timeout==3.0.1
+asynctest==0.13.0
+attrs==19.3.0
+duniterpy==0.55.1
+jsonschema==3.2.0
+networkx==2.4
+PyQt5==5.9.2
+PyYAML==5.3
+Quamash==0.6.1
\ No newline at end of file
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 77a67b53f328d8e8d3cbac3526d759dc593ae532..60d2ef0c1a438b6fe863a81c0a405eac30e18e0e 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
-duniter-mirage
-pytest
-pytest-asyncio<0.6
-black
-mypy
-pylint
\ No newline at end of file
+black==19.10b0
+duniter-mirage==0.1.15
+mypy==0.761
+pylint==2.4.4
+pytest==5.3.2
+pytest-asyncio==0.10.0
\ No newline at end of file