diff --git a/src/modules/alsa/module-alsa-card.c b/src/modules/alsa/module-alsa-card.c
index 473248767..1e1090fe0 100644
--- a/src/modules/alsa/module-alsa-card.c
+++ b/src/modules/alsa/module-alsa-card.c
@@ -69,6 +69,7 @@ PA_MODULE_USAGE(
         "paths_dir=<directory containing the path configuration files> "
         "use_ucm=<load use case manager> "
         "avoid_resampling=<use stream original sample rate if possible?> "
+        "control=<name of mixer control> "
 );
 
 static const char* const valid_modargs[] = {
@@ -97,6 +98,7 @@ static const char* const valid_modargs[] = {
     "paths_dir",
     "use_ucm",
     "avoid_resampling",
+    "control",
     NULL
 };