diff --git a/package-lock.json b/package-lock.json
index ded4275..595c6bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,15 +7,16 @@
     "": {
       "name": "cryptic-clock",
       "version": "1.1",
+      "license": "GPL-3.0-or-later",
       "dependencies": {
-        "@smallstoneapps/utils": "^1.3.0",
+        "@rebble/sdk-c-utils": "^1.2.3",
         "pebble-cpp": "^0.3.1"
       }
     },
-    "node_modules/@smallstoneapps/utils": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/@smallstoneapps/utils/-/utils-1.3.0.tgz",
-      "integrity": "sha512-2XSH7umjEtXqdBTil8yhdLRjw259ZgUhn/c6f/4vW5RlM/jo4J+Hoygc+tr4z8Wv5ymnFvxfNq2MpqTqNM+TTg==",
+    "node_modules/@rebble/sdk-c-utils": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/@rebble/sdk-c-utils/-/sdk-c-utils-1.2.3.tgz",
+      "integrity": "sha512-24b/qtVpviGJyVhvQYTsFojRn30YcVSepeCVbi7AqrNPfitGNC2EqwLLpKZuH1QTnE6UcTgjLrh6yda7p6UvAg==",
       "license": "MIT"
     },
     "node_modules/pebble-cpp": {
diff --git a/package.json b/package.json
index 61c42fd..7504a16 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   ],
   "private": true,
   "dependencies": {
-    "@smallstoneapps/utils": "^1.3.0",
+    "@rebble/sdk-c-utils": "^1.2.3",
     "pebble-cpp": "^0.3.1"
   },
   "pebble": {
diff --git a/src/c/cryptic_clock.cpp b/src/c/cryptic_clock.cpp
index 94558f6..1a8c7f9 100644
--- a/src/c/cryptic_clock.cpp
+++ b/src/c/cryptic_clock.cpp
@@ -1,6 +1,6 @@
 #include <pebble-cpp/pebble.hpp>
 #include "pebble_bitmap_layer.hpp"
-#include <@smallstoneapps/utils/macros.h>
+#include <@rebble/sdk-c-utils/macros.h>
 #include "digit_layer.hpp"
 
 using namespace Pebble;
diff --git a/src/c/digit_layer.cpp b/src/c/digit_layer.cpp
index 306823b..c7ba869 100644
--- a/src/c/digit_layer.cpp
+++ b/src/c/digit_layer.cpp
@@ -1,5 +1,5 @@
 #include "digit_layer.hpp"
-#include <@smallstoneapps/utils/macros.h>
+#include <@rebble/sdk-c-utils/macros.h>
 
 using namespace Pebble;
 
diff --git a/src/c/digit_layer.hpp b/src/c/digit_layer.hpp
index fdd8414..d3d3a32 100644
--- a/src/c/digit_layer.hpp
+++ b/src/c/digit_layer.hpp
@@ -1,7 +1,6 @@
 #pragma once
 
 #include <pebble-cpp/pebble.hpp>
-#include <@smallstoneapps/utils/macros.h>
 
 class DigitLayerInner : public Pebble::CustomLayer {
   static constexpr int16_t extraDigits = 2;