diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
new file mode 100644
index 00000000..7c392d56
--- /dev/null
+++ b/.devcontainer/Dockerfile
@@ -0,0 +1,9 @@
+FROM python:3.7
+
+WORKDIR /usr/src/app
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY requirements-dev.txt ./
+RUN pip install --no-cache-dir -r requirements-dev.txt
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 00000000..47385842
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,7 @@
+{
+  "name": "PyTrustNFe",
+  "build": {
+    "context": "..",
+    "dockerfile": "./Dockerfile"
+  }
+}
diff --git a/requirements.txt b/requirements.txt
index e07f6554..34c31e56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,8 +2,8 @@
 signxml==2.9.0 ; python_version < '3.7'
 signxml ; python_version >= '3.7'
 lxml >= 4.2.1
-cryptography >= 3.4.8, <= 23.2.0
-pyOpenSSL >= 22.1.0
+cryptography == 38.0.4
+pyOpenSSL >= 23.1.1
 certifi >=  2018.1.18
 
 # XmlSec
@@ -16,7 +16,7 @@ zeep
 reportlab
 urllib3
 suds-community
-suds-requests4
+suds-requests
 
 # Test dependencies
 coveralls