diff --git a/frontend/Dockerfile.Sonar b/frontend/Dockerfile.Sonar
index b64e7629c..dd84ffe03 100644
--- a/frontend/Dockerfile.Sonar
+++ b/frontend/Dockerfile.Sonar
@@ -12,9 +12,9 @@ RUN apt-get -y update && apt-get install -y openjdk-17-jre locales && apt-get cl
 RUN mkdir -p /usr/share/man/man1/
 RUN sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && \
     locale-gen
-ENV LC_ALL en_US.UTF-8 
-ENV LANG en_US.UTF-8  
-ENV LANGUAGE en_US:en  
+ENV LC_ALL=en_US.UTF-8
+ENV LANG=en_US.UTF-8
+ENV LANGUAGE=en_US:en
 
 COPY oracle.local.cite.gr.crt /usr/local/share/ca-certificates/oracle.local.cite.gr.crt
 RUN update-ca-certificates