diff --git a/keyboards/splitkb/halcyon/kyria/readme.md b/keyboards/splitkb/halcyon/kyria/readme.md
index 3cb1d7f49b4..62689d35b05 100755
--- a/keyboards/splitkb/halcyon/kyria/readme.md
+++ b/keyboards/splitkb/halcyon/kyria/readme.md
@@ -16,7 +16,7 @@ The Halcyon Kyria rev4 is the fourth Kyria revision and the first keyboard in ou
 
 Make example for this keyboard (after setting up your build environment):
 
-    make splitkb/halcyon/kyria:default
+    make splitkb/halcyon/kyria/rev4:default
 
 The keyboard can be flashed by copying the resulting `.uf2` file onto the `RPI-RP2` flash drive.
 
diff --git a/keyboards/splitkb/halcyon/kyria/rev4/halconf.h b/keyboards/splitkb/halcyon/kyria/rev4/halconf.h
new file mode 100644
index 00000000000..d7d125d31d4
--- /dev/null
+++ b/keyboards/splitkb/halcyon/kyria/rev4/halconf.h
@@ -0,0 +1,27 @@
+// Copyright 2024 splitkb.com (support@splitkb.com)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+//// VIK
+
+// GPIO1 = GP27
+// GPIO2 = GP26
+// CS = GP13
+
+#if HAL_USE_I2C == TRUE
+#   define I2C_DRIVER I2C0
+#   define I2C1_SDA_PIN GP16
+#   define I2C1_SCL_PIN GP17
+#endif
+
+#if HAL_USE_SPI == TRUE
+#   define SPI_DRIVER SPID1
+#   define SPI_SCK_PIN GP14
+#   define SPI_MOSI_PIN GP15
+#   define SPI_MISO_PIN GP12
+#   define SPI_USE_WAIT TRUE
+#   define SPI_SELECT_MODE SPI_SELECT_MODE_PAD
+#endif
+
+#include_next <halconf.h>
\ No newline at end of file
diff --git a/keyboards/splitkb/halcyon/kyria/rev4/mcuconf.h b/keyboards/splitkb/halcyon/kyria/rev4/mcuconf.h
new file mode 100644
index 00000000000..a445da5c021
--- /dev/null
+++ b/keyboards/splitkb/halcyon/kyria/rev4/mcuconf.h
@@ -0,0 +1,18 @@
+// Copyright 2024 splitkb.com (support@splitkb.com)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include_next <mcuconf.h>
+
+//// VIK
+
+#if HAL_USE_I2C == TRUE
+#   undef RP_I2C_USE_I2C0
+#   define RP_I2C_USE_I2C0 TRUE
+#endif
+
+#if HAL_USE_SPI == TRUE
+#   undef RP_SPI_USE_SPI1
+#   define RP_SPI_USE_SPI1 TRUE
+#endif
\ No newline at end of file
diff --git a/keyboards/splitkb/halcyon/kyria/rules.mk b/keyboards/splitkb/halcyon/kyria/rules.mk
deleted file mode 100755
index b0f981ea1ba..00000000000
--- a/keyboards/splitkb/halcyon/kyria/rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-DEFAULT_FOLDER = splitkb/halcyon/kyria/rev4
\ No newline at end of file