diff --git a/guides/gs-contract-rest/test/run.sh b/guides/gs-contract-rest/test/run.sh
index 704daf047c..8af2df16f4 100755
--- a/guides/gs-contract-rest/test/run.sh
+++ b/guides/gs-contract-rest/test/run.sh
@@ -5,8 +5,8 @@ set -e
 GUIDES_MAVEN_SYSTEM_PROPERTIES="${GUIDES_MAVEN_SYSTEM_PROPERTIES:--Xms256m -Xmx256m}"
 GUIDES_GRADLE_SYSTEM_PROPERTIES="${GUIDES_GRADLE_SYSTEM_PROPERTIES:--Dorg.gradle.jvmargs="-Xmx256m -Xmx256m -XX:+HeapDumpOnOutOfMemoryError" -Dorg.gradle.daemon=false}"
 
-MAVEN_OPTS="${GUIDES_MAVEN_SYSTEM_PROPERTIES}"
-GRADLE_OPTS="${GUIDES_GRADLE_SYSTEM_PROPERTIES}"
+export MAVEN_OPTS="${GUIDES_MAVEN_SYSTEM_PROPERTIES}"
+export GRADLE_OPTS="${GUIDES_GRADLE_SYSTEM_PROPERTIES}"
 
 cd $(dirname $0)