diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 16383bb..fe7da8e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,6 +15,7 @@ build:
         script:
                 - apt update
                 - apt install -y gcc g++ libssl-dev uuid-dev xsltproc docbook docbook-xsl libmariadbclient-dev
+		- MOSQ_SRC = $PWD/parts/mosquitto
                 - pushd parts/mosquitto && make && popd
-                - pushd parts/mosquitto-auth-plug && cat config.mk.in | sed 's,^MOSQUITTO_SRC =,MOSQUITTO_SRC = '"$PWD"'/../mosquitto,' > config.mk && make && popd
+                - pushd parts/mosquitto-auth-plug && cat config.mk.in | sed 's,^MOSQUITTO_SRC =,MOSQUITTO_SRC = '"$MOSQ_SRC"',' > config.mk && make && popd