diff --git a/README.md b/README.md
index f3fa32c..cef7289 100644
--- a/README.md
+++ b/README.md
@@ -48,9 +48,9 @@ Please also see [docs](docs/) for additional information about each device.
 | Feature \ Device | Ledger Nano S | Trezor One | Digital BitBox | KeepKey | Coldcard |
 |:---:|:---:|:---:|:---:|:---:|:---:|
 | Support Planned | Yes | Yes | Yes | Yes | Yes |
-| Implemented | Yes | Partial | Yes | Partial | Partial |
+| Implemented | Yes | Partial | Yes | Partial | Yes |
 | xpub retrieval | Yes | Yes | Yes | Yes | Yes |
-| Message Signing | Yes | No | Yes | No | No |
+| Message Signing | Yes | No | Yes | No | Yes |
 | Device Setup | N/A | Yes | Yes | Yes | N/A |
 | Device Wipe | N/A | Yes | Yes | Yes | N/A |
 | Device Recovery | N/A | Yes | N/A | Yes | N/A |
diff --git a/docs/coldcard.md b/docs/coldcard.md
index 9ff4865..236f9f8 100644
--- a/docs/coldcard.md
+++ b/docs/coldcard.md
@@ -12,6 +12,7 @@ Current implemented commands are:
 - `restore`
 - `backup`
 - `displayaddress`
+- `signmessage`
 
 ## Notes on `setup`, `wipe`, and `restore`
 
diff --git a/hwilib/devices/coldcard.py b/hwilib/devices/coldcard.py
index f4a93c6..3b8a8f2 100644
--- a/hwilib/devices/coldcard.py
+++ b/hwilib/devices/coldcard.py
@@ -1,4 +1,4 @@
-# Trezor interaction script
+# Coldcard interaction script
 
 from ..hwwclient import HardwareWalletClient, UnavailableActionError
 from ckcc.client import ColdcardDevice, COINKITE_VID, CKCC_PID