diff --git a/lib/hardware/coolstream/hardware_caps.cpp b/lib/hardware/coolstream/hardware_caps.cpp
index 4ecd6b925..bdd3b1d1e 100644
--- a/lib/hardware/coolstream/hardware_caps.cpp
+++ b/lib/hardware/coolstream/hardware_caps.cpp
@@ -32,6 +32,7 @@ hw_caps_t *get_hwcaps(void) {
 	caps.display_yres = 0;
 	caps.display_can_deepstandby = (rev > 7);
 	caps.display_can_set_brightness = 1;
+	caps.display_can_umlauts = 1;
 	caps.display_has_statusline = 1;
 	caps.display_has_colon = 0;
 	caps.has_button_timer = 0;
diff --git a/lib/hardware/coolstream/hardware_caps.h b/lib/hardware/coolstream/hardware_caps.h
index 4a78beec3..ba75b21e0 100644
--- a/lib/hardware/coolstream/hardware_caps.h
+++ b/lib/hardware/coolstream/hardware_caps.h
@@ -37,6 +37,7 @@ typedef struct hw_caps
 	int display_yres;
 	int display_can_set_brightness;
 	int display_can_deepstandby;
+	int display_can_umlauts;
 	int display_has_statusline;
 	int display_has_colon;
 	int has_button_timer;