diff --git a/common/NUMAHWPolicy.cpp b/common/NUMAHWPolicy.cpp
index 42043e95..e3127452 100644
--- a/common/NUMAHWPolicy.cpp
+++ b/common/NUMAHWPolicy.cpp
@@ -16,6 +16,16 @@ NUMAHWPolicy::NUMAHWPolicy(const std::string &policy) : name(policy) {
     } else if (policy == "n2g2") {
         bindings.emplace_back(NUMABinding{.cpu_node = 0, .mem_node = 0, .gpu = 0});
         bindings.emplace_back(NUMABinding{.cpu_node = 1, .mem_node = 1, .gpu = 1});
+    } else if (policy == "n2g4") {
+        bindings.emplace_back(NUMABinding{.cpu_node = 0, .mem_node = 0, .gpu = 0});
+        bindings.emplace_back(NUMABinding{.cpu_node = 1, .mem_node = 1, .gpu = 2});
+        bindings.emplace_back(NUMABinding{.cpu_node = 0, .mem_node = 0, .gpu = 1});
+        bindings.emplace_back(NUMABinding{.cpu_node = 1, .mem_node = 1, .gpu = 3});
+    } else if (policy == "n2g4_hbm") {
+        bindings.emplace_back(NUMABinding{.cpu_node = 0, .mem_node = 2, .gpu = 0});
+        bindings.emplace_back(NUMABinding{.cpu_node = 1, .mem_node = 3, .gpu = 2});
+        bindings.emplace_back(NUMABinding{.cpu_node = 0, .mem_node = 2, .gpu = 1});
+        bindings.emplace_back(NUMABinding{.cpu_node = 1, .mem_node = 3, .gpu = 3});
     } else if (policy == "n8g4") {
         for (int32_t i = 0; i < 8; i++)
             bindings.emplace_back(NUMABinding{.cpu_node = i, .mem_node = i, .gpu = i/2});
diff --git a/receiver/jfjoch_action_test.cpp b/receiver/jfjoch_action_test.cpp
index 58a31434..3c792463 100644
--- a/receiver/jfjoch_action_test.cpp
+++ b/receiver/jfjoch_action_test.cpp
@@ -37,7 +37,7 @@ int main(int argc, char **argv) {
     bool use_mock_device = false;
     bool nonblocking_mode = true;
     bool verbose = false;
-    std::string numa_policy_name = "";
+    std::string numa_policy_name;
 
     if (argc == 1)
         print_usage(logger);