diff --git a/docker/Dockerfile b/docker/Dockerfile
index 48fae34f..c84c9200 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -47,7 +47,7 @@ RUN \
 	curl -sLO https://github.com/nothings/stb/archive/${STB_VERSION}.tar.gz && \
 	tar -x --strip-components=1 -f ${STB_VERSION}.tar.gz && \
 	mkdir -p ${PREFIX}/include/stb && \
-	cp *.h ${PREFIX}/include/stb
+	cp ./*.h ${PREFIX}/include/stb
 
 # ffmpeg
 RUN  \
diff --git a/src/libs/recommendation/impl/Engine.cpp b/src/libs/recommendation/impl/Engine.cpp
index ca520850..e3986ce5 100644
--- a/src/libs/recommendation/impl/Engine.cpp
+++ b/src/libs/recommendation/impl/Engine.cpp
@@ -265,7 +265,6 @@ Engine::loadClassifier(std::unique_ptr<IClassifier> classifier,
 	}
 
 	_pendingClassifiersCondvar.notify_one();
-
 }
 
 void