diff --git a/src/window-mixer.c b/src/window-mixer.c
index d5bf597..2fc78c4 100644
--- a/src/window-mixer.c
+++ b/src/window-mixer.c
@@ -69,14 +69,20 @@ GtkWidget *create_mixer_controls(struct alsa_card *card) {
     if (!elem->card)
       continue;
 
-    // looking for "Mix X Input Y Playback Volume" elements
-    if (strncmp(elem->name, "Mix ", 4) != 0)
-      continue;
+    // looking for "Mix X Input Y Playback Volume"
+    // or "Matrix Y Mix X Playback Volume" elements (Gen 1)
     if (!strstr(elem->name, "Playback Volume"))
       continue;
+    if (strncmp(elem->name, "Mix ", 4) &&
+        strncmp(elem->name, "Matrix ", 7))
+      continue;
+
+    char *mix_str = strstr(elem->name, "Mix ");
+    if (!mix_str)
+      continue;
 
     // extract the mix number and input number from the element name
-    int mix_num = elem->name[4] - 'A';
+    int mix_num = mix_str[4] - 'A';
     int input_num = get_num_from_string(elem->name) - 1;
 
     if (mix_num >= MAX_MIX_OUT) {