diff --git a/services/lib/docker/build_service.sh b/services/lib/docker/build_service.sh
--- a/services/lib/docker/build_service.sh
+++ b/services/lib/docker/build_service.sh
@@ -19,5 +19,7 @@
 rm -rf cmake/build
 mkdir -p cmake/build
 
-scripts/proto_codegen.sh
-scripts/build_sources.sh
+# Allow scripts to be called from anywhere
+SCRIPT_DIR=$(cd "$(dirname "$0")"; pwd -P)
+"${SCRIPT_DIR}"/proto_codegen.sh
+"${SCRIPT_DIR}"/build_sources.sh