diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6b7eb1b..068d9dd 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,6 +4,9 @@ on:
   push:
     branches:
       - master
+  pull_request:
+    branches:
+      - master
   pull_request_target:
     types:
       - opened
@@ -17,9 +20,9 @@ jobs:
       matrix:
         erlang:
           - 24.2
-          - 25
-          - 26
-          - 27
+          # - 25
+          # - 26
+          # - 27
 
     runs-on: ubuntu-latest
 
@@ -27,16 +30,27 @@ jobs:
       image: erlang:${{ matrix.erlang }}
 
     steps:
-    - name: Setup SSH
+    - uses: actions/checkout@v3
+
+    - name: Run tests
       run: |
         set -ex
-        mkdir -p -m 700 ~/.ssh
-        ssh-keygen -N '' -f ~/.ssh/id_rsa
-        ssh-keyscan -t rsa github.com >> ~/.ssh/known_hosts
 
-    - uses: actions/checkout@v3
+        mkdir -p -m 700 /root/.ssh
 
-    - name: Run tests
-      run: make test
-      env:
-        DEBUG: 1
+        echo "Host *" > /root/.ssh/config
+        echo "  IdentityFile /root/.ssh/id_rsa" >> /root/.ssh/config
+        chmod 600 /root/.ssh/config
+
+        ssh-keygen -t rsa -N '' -f /root/.ssh/id_rsa
+
+        eval `ssh-agent -s`
+        ssh-add /root/.ssh/id_rsa
+
+        ssh-keyscan -t rsa github.com >> /root/.ssh/known_hosts
+        chmod 600 /root/.ssh/known_hosts
+
+        ssh -vT git@github.com
+
+        export DEBUG=1
+        make test
diff --git a/rebar.config b/rebar.config
index 007900c..703f6c3 100644
--- a/rebar.config
+++ b/rebar.config
@@ -20,8 +20,8 @@
 
 {profiles,
  [ {test, [ {deps,
-             [ {meck, {git, "git@github.com:eproxus/meck.git", {tag, "0.8.9"}}}
-             , {shackle, {git, "git@github.com:lpgauth/shackle.git", {tag, "0.6.4"}}}
+             [ {meck, {git, "https://github.com/eproxus/meck.git", {tag, "0.8.9"}}}
+             , {shackle, {git, "https://github.com/lpgauth/shackle.git", {tag, "0.6.4"}}}
              ]} ]}
  ]
 }.