diff --git a/.bazelrc b/.bazelrc
index 7d2abee6..eee8fe04 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -1,4 +1,4 @@
-build --action_env=BAZEL_CXXOPTS=-"std=c++20"
+build --action_env=BAZEL_CXXOPTS=-"std=c++20" --repo_env=BAZEL_CONLYOPTS="-std=gnu17"
 # Definition of --config=memcheck
 build:memcheck --strip=never --test_timeout=3600
 common --enable_bzlmod