diff --git a/.circleci/config.yml b/.circleci/config.yml
index 845d047..d3e5bac 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -13,10 +13,10 @@ jobs:
             sudo pip install -r requirements.txt
             OUTPUT=$(./ssl_checker.py -f ./hosts_to_check)
             echo "$OUTPUT"
-            if ! [[ echo "$OUTPUT" | grep "Expired: 0" ]]; then
+            if ! echo "$OUTPUT" | grep "Expired: 0" ; then
               .circleci/slack-message.sh "*Checked SSL Certificates*: Expired :x:" "#FF0000"
             fi
-            if ! [[ echo "$OUTPUT" | grep "Warning: 0" ]]; then
+            if ! echo "$OUTPUT" | grep "Warning: 0" ; then
               .circleci/slack-message.sh "*Checked SSL Certificates*: Warnings :warning:" "#FF0000"
             fi