diff --git a/examples/speculative/speculative.cpp b/examples/speculative/speculative.cpp
index 0c01e7d66..b2634890d 100644
--- a/examples/speculative/speculative.cpp
+++ b/examples/speculative/speculative.cpp
@@ -48,7 +48,7 @@ int main(int argc, char ** argv) {
         r_gen = std::mt19937(time(NULL));
     }
     std::uniform_int_distribution<std::mt19937::result_type> u_dist(0, RAND_MAX);
-    
+
 #ifndef LOG_DISABLE_LOGS
     log_set_target(log_filename_generator("speculative", "log"));
     LOG_TEE("Log start\n");
@@ -218,7 +218,7 @@ int main(int argc, char ** argv) {
                     // stochastic verification
 
                     llama_token_data_array dist_tgt = llama_sampling_probability_distribution(ctx_sampling, ctx_tgt, NULL, drafts[s_keep].i_batch_tgt[i_dft]);
-                    float p_tgt, p_dft;
+                    float p_tgt = 0, p_dft = 0;
 
                     // GGML_ASSERT(dist_tgt.size() == dist_dft.size());
                     for (int s = 0; s < n_seq_dft; ++s) {
@@ -239,7 +239,7 @@ int main(int argc, char ** argv) {
 
                         float r = u_dist(r_gen) / (float) RAND_MAX;
                         llama_token_data_array dist_dft = drafts[s].dist[i_dft];
-                        // acquire the probability of the token from the draft model
+                        // acquire the token probabilities assigned by the draft and target models
                         for (int i = 0; i < dist_tgt.size; i++) {
                             if (dist_tgt.data[i].id == drafts[s].tokens[i_dft]) {
                                 p_tgt = dist_tgt.data[i].p;
@@ -295,7 +295,7 @@ int main(int argc, char ** argv) {
                         for(int i = s; i < n_seq_dft; i++) {
                             if (drafts[i].tokens[i_dft] == drafts[s].tokens[i_dft]) {
                                 // synchronize active status for sequences with the same drafted token
-                                drafts[i].active = drafts[i].active & accept;
+                                drafts[i].active = drafts[i].active && accept;
                             }
                         }