diff --git a/lib_xua/lib_xua/src/core/uac_hwresources.h b/lib_xua/lib_xua/src/core/uac_hwresources.h
index a810f59..dda3f67 100644
--- a/lib_xua/lib_xua/src/core/uac_hwresources.h
+++ b/lib_xua/lib_xua/src/core/uac_hwresources.h
@@ -8,7 +8,7 @@
 #define CLKBLK_SPDIF_TX    XS1_CLKBLK_1
 #define CLKBLK_SPDIF_RX    XS1_CLKBLK_1
 #define CLKBLK_MCLK        XS1_CLKBLK_2
-#define CLKBLK_FLASHLIB    XS1_CLKBLK_3   /* Clock block for use by flash lib */
+#define CLKBLK_FLASHLIB    XS1_CLKBLK_1   /* Clock block for use by flash lib */
 #define CLKBLK_ADAT_RX     XS1_CLKBLK_REF /* Use REF for ADAT_RX on x200/AI series */
 #define CLKBLK_I2S_BIT     XS1_CLKBLK_3