diff --git a/core/embed/projects/prodtest/.changelog.d/4407.changed b/core/embed/projects/prodtest/.changelog.d/4407.changed
new file mode 100644
index 0000000000..1e1687d8db
--- /dev/null
+++ b/core/embed/projects/prodtest/.changelog.d/4407.changed
@@ -0,0 +1 @@
+Changed resolution of TOUCH_POWER command parameter to milliseconds.
diff --git a/core/embed/projects/prodtest/README.md b/core/embed/projects/prodtest/README.md
index d13d1b04a9..a46c2ba932 100644
--- a/core/embed/projects/prodtest/README.md
+++ b/core/embed/projects/prodtest/README.md
@@ -152,11 +152,11 @@ OK
 The `TOUCH_POWER` command tests the functionality of touch layer power supply
 
 The command requires one input parameter:
-* The timeout in seconds
+* The timeout in milliseconds
 
 The powers up the touch layer and waits for a specific time period so that measurement can be done by test equipment.
 
-Example - wait ten seconds for touch power measurement:
+Example - wait ten milliseconds for touch power measurement:
 ```
 TOUCH_POWER 10
 OK
diff --git a/core/embed/projects/prodtest/main.c b/core/embed/projects/prodtest/main.c
index 9af977b037..1ccb01beb4 100644
--- a/core/embed/projects/prodtest/main.c
+++ b/core/embed/projects/prodtest/main.c
@@ -556,7 +556,7 @@ static void test_touch_power(const char *args) {
 
   touch_power_set(true);
 
-  systick_delay_ms(timeout * 1000);
+  systick_delay_ms(timeout);
 
   vcp_println("OK");