diff --git a/nx/include/switch/applets/error.h b/nx/include/switch/applets/error.h
index 3c0cfdaf..e9c95e75 100644
--- a/nx/include/switch/applets/error.h
+++ b/nx/include/switch/applets/error.h
@@ -288,7 +288,9 @@ Result errorApplicationShow(ErrorApplicationConfig* c);
  * @param c           ErrorApplicationConfig struct.
  * @param errorNumber Error code number. Raw decimal error number which is displayed in the dialog.
  */
-void errorApplicationSetNumber(ErrorApplicationConfig* c, u32 errorNumber);
+static inline void errorApplicationSetNumber(ErrorApplicationConfig* c, u32 errorNumber) {
+    c->arg.errorNumber = errorNumber;
+}
 
 /**
  * @brief Sets the LanguageCode.
diff --git a/nx/source/applets/error.c b/nx/source/applets/error.c
index c92f8166..a5df8326 100644
--- a/nx/source/applets/error.c
+++ b/nx/source/applets/error.c
@@ -258,7 +258,3 @@ Result errorApplicationShow(ErrorApplicationConfig* c) {
     return _errorShow(&c->arg, sizeof(c->arg), NULL, 0);
 }
 
-void errorApplicationSetNumber(ErrorApplicationConfig* c, u32 errorNumber) {
-    c->arg.errorNumber = errorNumber;
-}
-