diff --git a/command_line.c b/command_line.c
index 51c38fb..3ce115c 100644
--- a/command_line.c
+++ b/command_line.c
@@ -69,6 +69,10 @@ static void print_usage() {
         /*-------------------------------- 78 CHARS --------------------------------*/
         "Usage: unl0kr [OPTION]\n"
         "\n"
+        "Unl0kr values the `CRYPTTAB_TRIED` and `CRYPTTAB_SOURCE` environment\n"
+        "variables. Upon completion, the entered password is printed on STDOUT. All\n"
+        "other output happens on STDERR.\n"
+        "\n"
         "Mandatory arguments to long options are mandatory for short options too.\n"
         "  -c, --config=PATH      Locaton of the main config file. Defaults to\n"
         "                         /etc/unl0kr.conf.\n"
diff --git a/main.c b/main.c
index 0a3e1fc..d908bf8 100644
--- a/main.c
+++ b/main.c
@@ -412,10 +412,18 @@ int main(int argc, char *argv[]) {
     lv_obj_set_size(spangroup, hor_res - 40, 2 * row_height);
     lv_obj_align(spangroup, LV_ALIGN_CENTER, 0, ver_res / 2 - keyboard_height);
     lv_span_t *span1 = lv_spangroup_new_span(spangroup);
-    lv_span_set_text(span1, "Password required to unlock ");
     lv_span_t *span2 = lv_spangroup_new_span(spangroup);
-    lv_span_set_text(span2, "/dev/sda1");
-    lv_style_set_text_color(&span2->style, lv_palette_main(LV_PALETTE_RED));
+    lv_span_t *span3 = lv_spangroup_new_span(spangroup);
+
+    /* Label text */
+    const char *crypttab_tried = getenv("CRYPTTAB_TRIED");
+    if (crypttab_tried && atoi(crypttab_tried) > 0) {
+        lv_span_set_text(span1, "Password incorrect. Please enter password to unlock ");
+        lv_span_set_text(span3, ".");
+    } else {
+        lv_span_set_text(span1, "Please enter password to unlock ");
+    }
+    lv_span_set_text(span2, getenv("CRYPTTAB_SOURCE"));
 
     /* Keyboard (after textarea / label so that key popovers are not drawn over) */
     keyboard = lv_keyboard_create(lv_scr_act());