diff --git a/docker/Dockerfile.clightning b/docker/Dockerfile.clightning
index 2d3bc51..a891590 100644
--- a/docker/Dockerfile.clightning
+++ b/docker/Dockerfile.clightning
@@ -38,7 +38,8 @@ RUN apt-get -qq update && \
 	wget \
 	gettext \
 	xsltproc \
-	zlib1g-dev && \
+	zlib1g-dev \ 
+	jq && \
 	rm -rf /var/lib/apt/lists/*
 
 ENV LANGUAGE=en_US.UTF-8
@@ -58,10 +59,10 @@ RUN pip3 install -U pip && \
 RUN git config --global user.name "John Doe" && \
 	git config --global user.email johndoe@example.com && \
 	git clone https://github.com/ElementsProject/lightning.git && \
-    cd lightning && \
-    pip3 install mako && \
-    ./configure && \
-    make -j$(nproc)
+	cd lightning && \
+	pip3 install mako --break-system-packages && pip3 install grpcio-tools --break-system-packages && \
+	./configure && \
+	make -j$(nproc)
 
 RUN mkdir lnprototest
 
diff --git a/lnprototest/clightning/clightning.py b/lnprototest/clightning/clightning.py
index 76744cb..1749bdd 100644
--- a/lnprototest/clightning/clightning.py
+++ b/lnprototest/clightning/clightning.py
@@ -167,7 +167,7 @@ def start(self, also_bitcoind: bool = True) -> None:
                 "--network=regtest",
                 "--bitcoin-rpcuser=rpcuser",
                 "--bitcoin-rpcpassword=rpcpass",
-                f"--bitcoin-rpcconnect=localhost:{self.bitcoind.port}",
+                f"--bitcoin-rpcconnect=127.0.0.1:{self.bitcoind.port}",
                 "--log-level=debug",
                 "--log-file=log",
                 "--htlc-maximum-msat=2000sat",