diff --git a/Dockerfile b/Dockerfile
index dc4caae4..7cb68775 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -57,7 +57,7 @@ RUN \
     cd build/release && \
     cmake \
         -DBOOST_ROOT="$BOOST_ROOT" \
-        -DCMAKE_BUILD_TYPE=Release \
+        -DCMAKE_BUILD_TYPE=Debug \
         ../.. && \
     make witness_node cli_wallet && \
     install -s programs/witness_node/witness_node programs/cli_wallet/cli_wallet /usr/local/bin && \