diff --git a/hw/ip/hmac/dv/env/seq_lib/hmac_long_msg_vseq.sv b/hw/ip/hmac/dv/env/seq_lib/hmac_long_msg_vseq.sv
index 61d193694d014..d2406622bb92a 100644
--- a/hw/ip/hmac/dv/env/seq_lib/hmac_long_msg_vseq.sv
+++ b/hw/ip/hmac/dv/env/seq_lib/hmac_long_msg_vseq.sv
@@ -10,6 +10,7 @@ class hmac_long_msg_vseq extends hmac_smoke_vseq;
 
   // Constraints
   extern constraint msg_c;
+  extern constraint num_trans_c;
 
   // Standard SV/UVM methods
   extern function new(string name="");
@@ -25,6 +26,11 @@ constraint hmac_long_msg_vseq::msg_c {
   };
 }
 
+// Reduce the number of transactions as simulation time is too long and it doesn't add much value
+constraint hmac_long_msg_vseq::num_trans_c {
+  num_trans inside {[1:25]};
+}
+
 function hmac_long_msg_vseq::new(string name="");
   super.new(name);
 endfunction : new