diff --git a/entrypoint.sh b/entrypoint.sh
index 1611a2a..b08528c 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -14,7 +14,7 @@ REPOSITORY_NAME=$(basename "${GITHUB_REPOSITORY}")
 
 [[ ! -z ${INPUT_PASSWORD} ]] && SONAR_PASSWORD="${INPUT_PASSWORD}" || SONAR_PASSWORD=""
 
-if [! -f "${GITHUB_WORKSPACE}/sonar-project.properties"]; then
+if [[ ! -f "${GITHUB_WORKSPACE}/sonar-project.properties" ]]; then
   [[ -z ${INPUT_PROJECTKEY} ]] && SONAR_PROJECTKEY="${REPOSITORY_NAME}" || SONAR_PROJECTKEY="${INPUT_PROJECTKEY}"
   [[ -z ${INPUT_PROJECTNAME} ]] && SONAR_PROJECTNAME="${REPOSITORY_NAME}" || SONAR_PROJECTNAME="${INPUT_PROJECTNAME}"
   [[ -z ${INPUT_PROJECTVERSION} ]] && SONAR_PROJECTVERSION="" || SONAR_PROJECTVERSION="${INPUT_PROJECTVERSION}"