diff --git a/lightningd/Dockerfile b/lightningd/Dockerfile
index ba2bc81..2db94a4 100644
--- a/lightningd/Dockerfile
+++ b/lightningd/Dockerfile
@@ -14,6 +14,7 @@ RUN apk update && \
       cargo \
       gettext \
       git \
+      gmp-dev \
       libsodium \
       libtool \
       net-tools \
@@ -26,7 +27,7 @@ RUN apk update && \
       zlib-dev \
       zlib-static
 
-RUN git clone -b 2023-08-remote-hsmd-v23.08rc3 --recursive https://github.com/lightning-signer/c-lightning.git /repo --recursive && \
+RUN git clone -b 2023-08-remote-hsmd-v23.08 --recursive https://github.com/lightning-signer/c-lightning.git /repo --recursive && \
     cd /repo && \
     ./configure --enable-static --prefix=/usr && \
     make -j $(nproc) && \
@@ -103,4 +104,4 @@ HEALTHCHECK --interval=30s --timeout=10s --start-period=30s \
     CMD lighting-cli --testnet getinfo
 
 ENTRYPOINT ["/entrypoint.sh"]
-CMD ["lightningd"]
\ No newline at end of file
+CMD ["lightningd"]