diff --git a/src/audio/eq_iir/tune/sof_example_iir_eq.m b/src/audio/eq_iir/tune/sof_example_iir_eq.m
index 69449164394b..b75bfa24c422 100644
--- a/src/audio/eq_iir/tune/sof_example_iir_eq.m
+++ b/src/audio/eq_iir/tune/sof_example_iir_eq.m
@@ -166,7 +166,7 @@ function sof_example_iir_eq()
 
 fs_list = [16e3 48e3];
 fc_list = [20 30 40 50 100];
-g_list = [0 20];
+g_list = [0 20 30 40];
 for i = 1:length(fs_list)
 	for j = 1:length(fc_list);
 		for k = 1:length(g_list);
diff --git a/tools/ctl/ipc4/eq_iir/highpass_40hz_20db_48khz.txt b/tools/ctl/ipc4/eq_iir/highpass_40hz_20db_48khz.txt
new file mode 100644
index 000000000000..4a4f1459a3ac
--- /dev/null
+++ b/tools/ctl/ipc4/eq_iir/highpass_40hz_20db_48khz.txt
@@ -0,0 +1 @@
+3,120,877023059,0,88,50450433,0,0,0,0,88,2,1,0,0,0,0,0,0,1,1,0,0,0,0,3229146956,2139532835,536156946,3222653403,536156946,4294967292,20432
diff --git a/tools/ctl/ipc4/eq_iir/highpass_40hz_30db_48khz.txt b/tools/ctl/ipc4/eq_iir/highpass_40hz_30db_48khz.txt
new file mode 100644
index 000000000000..d997e8f3131b
--- /dev/null
+++ b/tools/ctl/ipc4/eq_iir/highpass_40hz_30db_48khz.txt
@@ -0,0 +1 @@
+3,120,877023059,0,88,50450433,0,0,0,0,88,2,1,0,0,0,0,0,0,1,1,0,0,0,0,3229146956,2139532835,536156946,3222653403,536156946,4294967291,32305
diff --git a/tools/ctl/ipc4/eq_iir/highpass_40hz_40db_48khz.txt b/tools/ctl/ipc4/eq_iir/highpass_40hz_40db_48khz.txt
new file mode 100644
index 000000000000..082ed00b7e31
--- /dev/null
+++ b/tools/ctl/ipc4/eq_iir/highpass_40hz_40db_48khz.txt
@@ -0,0 +1 @@
+3,120,877023059,0,88,50450433,0,0,0,0,88,2,1,0,0,0,0,0,0,1,1,0,0,0,0,3229146956,2139532835,536156946,3222653403,536156946,4294967289,25539