diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ae521f655b..ad27984761 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,26 +40,11 @@ builder-image:
   needs:
     - builder-image
   image: $CI_REGISTRY_IMAGE:builder-$CI_COMMIT_REF_SLUG
-  variables:
-    SDK_URL: https://bitcoincore.org/depends-sources/sdks
-    XCODE_VERSION: "15.0"
-    XCODE_BUILD_ID: 15A240d
   before_script:
-    - echo HOST=$HOST
     - |
-      if [ "$HOST" = "x86_64-apple-darwin" ]; then
-        mkdir -p depends/SDKs
-        mkdir -p depends/sdk-sources
-        OSX_SDK_BASENAME="Xcode-${XCODE_VERSION}-${XCODE_BUILD_ID}-extracted-SDK-with-libcxx-headers.tar.gz"
-        OSX_SDK_PATH="depends/sdk-sources/${OSX_SDK_BASENAME}"
-        if [ ! -f "$OSX_SDK_PATH" ]; then
-          echo "Downloading MacOS SDK"
-          curl --location --fail "${SDK_URL}/${OSX_SDK_BASENAME}" -o "$OSX_SDK_PATH"
-        fi
-        if [ -f "$OSX_SDK_PATH" ]; then
-          echo "Extracting MacOS SDK"
-          tar -C depends/SDKs -xf "$OSX_SDK_PATH"
-        fi
+      echo HOST=${HOST}
+      if [[ "${HOST}" == "x86_64-apple-darwin" ]]; then
+        ./contrib/containers/guix/scripts/setup-sdk
       fi
   script:
     - make -j$(nproc) -C depends HOST=$HOST $DEP_OPTS
diff --git a/ci/dash/build_depends.sh b/ci/dash/build_depends.sh
index 6ad5803ae5..3f1ff978eb 100755
--- a/ci/dash/build_depends.sh
+++ b/ci/dash/build_depends.sh
@@ -20,17 +20,8 @@ mkdir -p $CACHE_DIR/sdk-sources
 ln -s $CACHE_DIR/depends ${DEPENDS_DIR}/built
 ln -s $CACHE_DIR/sdk-sources ${DEPENDS_DIR}/sdk-sources
 
-mkdir -p ${DEPENDS_DIR}/SDKs
-
-if [ -n "$XCODE_VERSION" ]; then
-  OSX_SDK_BASENAME="Xcode-${XCODE_VERSION}-${XCODE_BUILD_ID}-extracted-SDK-with-libcxx-headers.tar.gz"
-  OSX_SDK_PATH="${DEPENDS_DIR}/sdk-sources/${OSX_SDK_BASENAME}"
-  if [ ! -f "$OSX_SDK_PATH" ]; then
-    curl --location --fail "${SDK_URL}/${OSX_SDK_BASENAME}" -o "$OSX_SDK_PATH"
-  fi
-  if [ -f "$OSX_SDK_PATH" ]; then
-    tar -C ${DEPENDS_DIR}/SDKs -xf "$OSX_SDK_PATH"
-  fi
+if [[ "${HOST}" == "x86_64-apple-darwin" ]]; then
+    ./contrib/containers/guix/scripts/setup-sdk
 fi
 
 make $MAKEJOBS -C depends HOST=$HOST $DEP_OPTS
diff --git a/contrib/containers/guix/Dockerfile b/contrib/containers/guix/Dockerfile
index 9039147011..861678502c 100644
--- a/contrib/containers/guix/Dockerfile
+++ b/contrib/containers/guix/Dockerfile
@@ -77,18 +77,19 @@ RUN usermod -aG sudo ${USERNAME} && \
     echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
 
 # Copy required files to container
-COPY --from=docker_root ./motd.txt           /etc/motd
-COPY --from=docker_root ./scripts/entrypoint /usr/local/bin/entrypoint
-COPY --from=docker_root ./scripts/guix-check /usr/local/bin/guix-check
-COPY --from=docker_root ./scripts/guix-start /usr/local/bin/guix-start
+COPY --from=docker_root ./motd.txt             /etc/motd
+COPY --from=docker_root ./scripts/entrypoint   /usr/local/bin/entrypoint
+COPY --from=docker_root ./scripts/guix-check   /usr/local/bin/guix-check
+COPY --from=docker_root ./scripts/guix-start   /usr/local/bin/guix-start
+COPY --from=docker_root ./scripts/setup-sdk    /usr/local/bin/setup-sdk
 
 # Create directories for mounting to save/restore cache and grant necessary permissions
 RUN mkdir -p \
         /home/${USERNAME}/.cache \
-        /src/dash/depends/{built,sources,work} && \
+        /src/dash/depends/{built,sources,work}; \
     chown -R ${USER_ID}:${GROUP_ID} \
         /home/${USERNAME}/.cache \
-        /src
+        /src;
 
 WORKDIR "/src/dash"
 
diff --git a/contrib/containers/guix/scripts/guix-start b/contrib/containers/guix/scripts/guix-start
index 4d0c6f6dba..50264c42d0 100755
--- a/contrib/containers/guix/scripts/guix-start
+++ b/contrib/containers/guix/scripts/guix-start
@@ -9,19 +9,10 @@ if [[ ! -d "${WORKSPACE_PATH}" || ! "${WORKSPACE_PATH}" = /* || ! -f "${WORKSPAC
     exit 1
 fi
 
-XCODE_VERSION="15.0"
-XCODE_RELEASE="15A240d"
-XCODE_ARCHIVE="Xcode-${XCODE_VERSION}-${XCODE_RELEASE}-extracted-SDK-with-libcxx-headers"
-XCODE_SOURCE="${XCODE_SOURCE:-https://bitcoincore.org/depends-sources/sdks}"
-
 export SDK_PATH="${SDK_PATH:-${WORKSPACE_PATH}/depends/SDKs}"
+export SDK_SRCS="${SDK_PATH:-${WORKSPACE_PATH}/depends/sdk-sources}"
 
-# Check if macOS SDK is present, if not, download it
-if [[ ! -d "${SDK_PATH}/${XCODE_ARCHIVE}" ]]; then
-    echo "Preparing macOS SDK..."
-    mkdir -p "${SDK_PATH}"
-    curl -L "${XCODE_SOURCE}/${XCODE_ARCHIVE}.tar.gz" | tar -xz -C "${SDK_PATH}"
-fi
+./contrib/containers/guix/scripts/setup-sdk
 
 # Add safe.directory option only when WORKSPACE_PATH was specified via cmd-line arguments (happens in CI)
 if [[ -n "${1}" ]]; then
diff --git a/contrib/containers/guix/scripts/setup-sdk b/contrib/containers/guix/scripts/setup-sdk
new file mode 100755
index 0000000000..4550aeed64
--- /dev/null
+++ b/contrib/containers/guix/scripts/setup-sdk
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Copyright (c) 2024 The Dash Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C.UTF-8
+
+set -eo pipefail
+
+SDK_URL="${SDK_URL:-https://bitcoincore.org/depends-sources/sdks}"
+SDK_PATH="${SDK_PATH:-depends/SDKs}"
+SDK_SRCS="${SDK_SOURCES:-depends/sdk-sources}"
+XCODE_VERSION="${XCODE_VERSION:-15.0}"
+XCODE_RELEASE="${XCODE_RELEASE:-15A240d}"
+XCODE_ARCHIVE="Xcode-${XCODE_VERSION}-${XCODE_RELEASE}-extracted-SDK-with-libcxx-headers"
+XCODE_AR_PATH="${SDK_SRCS}/${XCODE_ARCHIVE}.tar.gz"
+
+if [ ! -d "${SDK_PATH}/${XCODE_ARCHIVE}" ]; then
+    if [ ! -f "${XCODE_AR_PATH}" ]; then
+        echo "Downloading macOS SDK..."
+        mkdir -p "${SDK_SRCS}"
+        curl --location --fail "${SDK_URL}/${XCODE_ARCHIVE}.tar.gz" -o "${XCODE_AR_PATH}"
+    fi
+    echo "Extracting macOS SDK..."
+    mkdir -p "${SDK_PATH}"
+    tar -C "${SDK_PATH}" -xf "${XCODE_AR_PATH}"
+fi