diff --git a/templates/event-generator/adapt_member.sh b/templates/event-generator/adapt_member.sh
index 8e9bd2ef96d6bf77ff9972d82fc2658e0d95c047..08ea4f126ed1c7fb5d552b445ed6a167e1c14e5d 100644
--- a/templates/event-generator/adapt_member.sh
+++ b/templates/event-generator/adapt_member.sh
@@ -36,6 +36,8 @@ spack load --first dwd-icon-tools % "%spack.compiler%"
 
 # Set environment variable for eccodes-dwd definitions:
 source ${WORKDIR}/eccodes_defs.env
+# Trying to export GRIB_DEFINITION_PATH as well
+export GRIB_DEFINITION_PATH=${ECCODES_DEFINITION_PATH}
 
 # Activate virtual environment
 source ${WORKDIR}/python_environment/bin/activate