diff --git a/hw/ip/kmac/dv/env/seq_lib/kmac_test_vectors_base_vseq.sv b/hw/ip/kmac/dv/env/seq_lib/kmac_test_vectors_base_vseq.sv
index f57d70949fac7..441f6f1a85c70 100644
--- a/hw/ip/kmac/dv/env/seq_lib/kmac_test_vectors_base_vseq.sv
+++ b/hw/ip/kmac/dv/env/seq_lib/kmac_test_vectors_base_vseq.sv
@@ -18,6 +18,11 @@ class kmac_test_vectors_base_vseq extends kmac_smoke_vseq;
   task body();
     test_vectors_pkg::test_vectors_t vectors[];
 
+    // Randomly pick a single test vector set to limit test run time.
+    int test_idx = $urandom_range(0, test_list.size - 1);
+    test_list = {test_list[test_idx]};
+    `uvm_info(`gfn, $sformatf("test_idx = %0d", test_idx), UVM_MEDIUM)
+
     foreach (test_list[i]) begin
       // parse each test vector file
       test_vectors_pkg::get_hash_test_vectors(test_list[i], vectors);
diff --git a/hw/ip/kmac/dv/kmac_base_sim_cfg.hjson b/hw/ip/kmac/dv/kmac_base_sim_cfg.hjson
index 80a8aaf5f0337..2dca6ff7d81eb 100644
--- a/hw/ip/kmac/dv/kmac_base_sim_cfg.hjson
+++ b/hw/ip/kmac/dv/kmac_base_sim_cfg.hjson
@@ -114,6 +114,7 @@
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_sha3_variant=224"]
       run_timeout_mins: 90
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_sha3_256"
@@ -122,6 +123,7 @@
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_sha3_variant=256"]
       run_timeout_mins: 90
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_sha3_384"
@@ -129,6 +131,7 @@
       run_opts: ["+test_vectors_dir={build_dir}/src/lowrisc_dv_test_vectors_0",
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_sha3_variant=384"]
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_sha3_512"
@@ -136,6 +139,7 @@
       run_opts: ["+test_vectors_dir={build_dir}/src/lowrisc_dv_test_vectors_0",
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_sha3_variant=512"]
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_shake_128"
@@ -144,6 +148,7 @@
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_shake_variant=128"]
       run_timeout_mins: 180
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_shake_256"
@@ -152,16 +157,19 @@
                  "+test_timeout_ns=5_000_000_000",
                  "+test_vectors_shake_variant=256"]
       run_timeout_mins: 180
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_kmac"
       uvm_test_seq: kmac_test_vectors_kmac_vseq
       run_opts: ["+test_vectors_dir={build_dir}/src/lowrisc_dv_test_vectors_0"]
+      reseed: 5
     }
     {
       name: "{name}_test_vectors_kmac_xof"
       uvm_test_seq: kmac_test_vectors_kmac_xof_vseq
       run_opts: ["+test_vectors_dir={build_dir}/src/lowrisc_dv_test_vectors_0"]
+      reseed: 5
     }
     {
       name: "{name}_app"