diff --git a/.bazelrc b/.bazelrc
index ac799333a..11995a017 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -30,6 +30,25 @@ build --incompatible_strict_action_env
 test --test_output=errors
 build --experimental_retain_test_configuration_across_testonly #https://github.com/bazelbuild/bazel/issues/6842
 
+# Do not treat as errors the warnings from external libraries that are known
+build --per_file_copt=external/.*json_schema_validator.*@-Wno-error=switch
+build --host_per_file_copt=external/.*json_schema_validator.*@-Wno-error=switch
+build --per_file_copt=external/.*json_schema_validator.*@-Wno-error=switch-enum
+build --host_per_file_copt=external/.*json_schema_validator.*@-Wno-error=switch-enum
+build --per_file_copt=external/.*json_schema_validator.*@-Wno-error=range-loop-construct
+build --host_per_file_copt=external/.*json_schema_validator.*@-Wno-error=range-loop-construct
+build --per_file_copt=external/.*googletest.*@-Wno-error=switch-enum
+build --host_per_file_copt=external/.*googletest.*@-Wno-error=switch-enum
+build --per_file_copt=external/.*google_benchmark.*@-Wno-error=switch-enum
+build --host_per_file_copt=external/.*google_benchmark.*@-Wno-error=switch-enum
+build --per_file_copt=external/.*flatbuffers.*@-Wno-error=switch-enum
+build --host_per_file_copt=external/.*flatbuffers.*@-Wno-error=switch-enum
+
+# Places with warnings that we need to fix
+build --per_file_copt=score/mw/com/impl/bindings/lola/slot_decrementer.*@-w
+build --per_file_copt=score/mw/com/impl/bindings/lola/messaging/message_passing_service_instance_methods_test.*@-Wno-error=unused-but-set-variable
+build --per_file_copt=score/mw/com/impl/skeleton_base_test.*@-w
+
 common:linux_x86_64_score_gcc_12_2_0_posix --platforms=@score_bazel_platforms//:x86_64-linux-gcc_12.2.0-posix
 common:linux_x86_64_score_gcc_12_2_0_posix --extra_toolchains=@score_gcc_x86_64_toolchain//:x86_64-linux
 common:linux_aarch64_score_gcc_12_2_0_posix --platforms=@score_bazel_platforms//:aarch64-linux-gcc_12.2.0-posix
diff --git a/MODULE.bazel b/MODULE.bazel
index 21efb946f..d883a3e12 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -66,6 +66,9 @@ gcc_toolchains.toolchain(
     name = "gcc_toolchain_x86_64",
     extra_cxxflags = [
         "-fdiagnostics-color=always",  # Adds copt to always use coloring in build output
+        "-Wswitch-enum",
+        "-Werror",
+        "-Wno-error=deprecated-declarations",
     ],
     extra_ldflags = [
         "-lstdc++",
diff --git a/score/mw/com/impl/bindings/lola/subscription_helpers.cpp b/score/mw/com/impl/bindings/lola/subscription_helpers.cpp
index f039455d5..b6a84285b 100644
--- a/score/mw/com/impl/bindings/lola/subscription_helpers.cpp
+++ b/score/mw/com/impl/bindings/lola/subscription_helpers.cpp
@@ -67,6 +67,7 @@ SubscriptionState SubscriptionStateMachineStateToSubscriptionState(SubscriptionS
             return SubscriptionState::kSubscribed;
         case SubscriptionStateMachineState::SUBSCRIPTION_PENDING_STATE:
             return SubscriptionState::kSubscriptionPending;
+        case SubscriptionStateMachineState::STATE_COUNT:
         default:
             SCORE_LANGUAGE_FUTURECPP_ASSERT_PRD_MESSAGE(false, "Invalid subscription state");
     }