diff --git a/production/mempool-build-all b/production/mempool-build-all
index 491c3e0b5..aa764da7d 100755
--- a/production/mempool-build-all
+++ b/production/mempool-build-all
@@ -106,7 +106,7 @@ build_backend()
         -e "s!__MEMPOOL_SIGNET_LIGHTNING_PASS__!${MEMPOOL_SIGNET_LIGHTNING_PASS}!" \
         -e "s!__MEMPOOL_LIQUID_USER__!${MEMPOOL_LIQUID_USER}!" \
         -e "s!__MEMPOOL_LIQUID_PASS__!${MEMPOOL_LIQUID_PASS}!" \
-        -e "s!__MEMPOOL_LIQUIDTESTNET_USER__!${LIQUIDTESTNET_USER}!" \
+        -e "s!__MEMPOOL_LIQUIDTESTNET_USER__!${MEMPOOL_LIQUIDTESTNET_USER}!" \
         -e "s!__MEMPOOL_LIQUIDTESTNET_PASS__!${MEMPOOL_LIQUIDTESTNET_PASS}!" \
         -e "s!__MEMPOOL_BISQ_USER__!${MEMPOOL_BISQ_USER}!" \
         -e "s!__MEMPOOL_BISQ_PASS__!${MEMPOOL_BISQ_PASS}!" \