diff --git a/.github/workflows/build_base_image.yml b/.github/workflows/build_base_image.yml
index 067b3a8..cbc7245 100644
--- a/.github/workflows/build_base_image.yml
+++ b/.github/workflows/build_base_image.yml
@@ -17,7 +17,8 @@ jobs:
 
     - name: Set image tag
       run: |
-        IFS=$'\n' read -d '' -r -a lines < .tool-versions && erlang_line="${lines[0]}" && ruby_line="${lines[1]}"
+        IFS=$'\n' read -d '' -r -a lines < .tool-versions && erlang_line="${lines[0]}"
+        ruby_line="${lines[1]}"
         echo $erlang_line
         echo $ruby_line
         echo 'HERE 1'