diff --git a/.github/workflows/security-gate.yaml b/.github/workflows/security-gate.yml
similarity index 94%
rename from .github/workflows/security-gate.yaml
rename to .github/workflows/security-gate.yml
index 9c13651..1a5c5b8 100644
--- a/.github/workflows/security-gate.yaml
+++ b/.github/workflows/security-gate.yml
@@ -1,10 +1,6 @@
 name: Security Gate - LESIS
 
 on:
-  push:
-    branches:
-      - main
-      - develop
   pull_request:
     branches:
       - main
diff --git a/Dockerfile b/Dockerfile
index 2eb10d5..54603e7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,16 @@
-FROM perl:5.40
+FROM ubuntu:latest
 
 COPY . /usr/src/sentra
 WORKDIR /usr/src/sentra
 
+RUN apt-get update && apt-get install -y \
+    cpanminus \
+    libdatetime-perl \
+    libssl-dev \
+    libexpat1-dev \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
 RUN cpanm --installdeps .
 
-ENTRYPOINT [ "perl", "./sentra.pl" ]
\ No newline at end of file
+ENTRYPOINT [ "perl", "./sentra.pl" ]