diff --git a/arch/arm/boot/dts/gemini/gemini-sl93512r.dts b/arch/arm/boot/dts/gemini/gemini-sl93512r.dts
index 4992ec276de9..341dec9b636a 100644
--- a/arch/arm/boot/dts/gemini/gemini-sl93512r.dts
+++ b/arch/arm/boot/dts/gemini/gemini-sl93512r.dts
@@ -146,7 +146,7 @@
 			partitions {
 				compatible = "redboot-fis";
 				/* Eraseblock at 0xfe0000 */
-				fis-index-block = <0x1fc>;
+				fis-index-block = <0x7f>;
 			};
 		};
 
diff --git a/arch/arm/boot/dts/gemini/gemini-sq201.dts b/arch/arm/boot/dts/gemini/gemini-sq201.dts
index f8c6f6e5cdea..bfd1e8581ad6 100644
--- a/arch/arm/boot/dts/gemini/gemini-sq201.dts
+++ b/arch/arm/boot/dts/gemini/gemini-sq201.dts
@@ -134,7 +134,7 @@
 			partitions {
 				compatible = "redboot-fis";
 				/* Eraseblock at 0xfe0000 */
-				fis-index-block = <0x1fc>;
+				fis-index-block = <0x7f>;
 			};
 		};