diff --git a/tools/testbench/testbench.c b/tools/testbench/testbench.c
index 8c4526ed61b5..5f126c91875b 100644
--- a/tools/testbench/testbench.c
+++ b/tools/testbench/testbench.c
@@ -117,8 +117,7 @@ static void print_usage(char *executable)
 	printf("Usage: %s <options> -i <input_file> ", executable);
 	printf("-o <output_file1,output_file2,...>\n\n");
 	printf("Options for processing:\n");
-	printf("  -t <topology file>\n");
-	printf("  -a <comp1=comp1_library,comp2=comp2_library>, override default library\n\n");
+	printf("  -t <topology file>\n\n");
 	printf("Options to control test:\n");
 	printf("  -d Run in debug mode\n");
 	printf("  -q Run in quieter mode, set trace level to info\n");
@@ -127,15 +126,13 @@ static void print_usage(char *executable)
 	printf("  -C <number of copy() iterations>\n");
 	printf("  -D <pipeline duration in ms>\n");
 	printf("  -P <number of dynamic pipeline iterations>\n");
-	printf("  -T <microseconds for tick, 0 for batch mode>\n");
+	printf("  -T <microseconds for tick, 0 for batch mode>\n\n");
 	printf("Options for input and output format override:\n");
 	printf("  -b <input_format>, S16_LE, S24_LE, or S32_LE\n");
 	printf("  -c <input channels>\n");
 	printf("  -n <output channels>\n");
 	printf("  -r <input rate>\n");
 	printf("  -R <output rate>\n\n");
-	printf("Environment variables\n");
-	printf("  SOF_HOST_CORE0=<i> - Map DSP core 0..N to host i..i+N\n");
 	printf("Help:\n");
 	printf("  -h\n\n");
 	printf("Example Usage:\n");
diff --git a/tools/testbench/topology_ipc3.c b/tools/testbench/topology_ipc3.c
index a0082a370613..fdd1e1aeba37 100644
--- a/tools/testbench/topology_ipc3.c
+++ b/tools/testbench/topology_ipc3.c
@@ -692,8 +692,8 @@ int tb_parse_topology(struct testbench_prm *tb)
 		/* read next topology header */
 		hdr = tplg_get_hdr(ctx);
 
-		fprintf(stdout, "type: %x, size: 0x%x count: %d index: %d\n",
-			hdr->type, hdr->payload_size, hdr->count, hdr->index);
+		tplg_debug("type: %x, size: 0x%x count: %d index: %d\n",
+			   hdr->type, hdr->payload_size, hdr->count, hdr->index);
 
 		ctx->hdr = hdr;