diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZion7Candlelier.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZion7Candlelier.java
index 97f387d..bbe9988 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZion7Candlelier.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZion7Candlelier.java
@@ -42,10 +42,10 @@ public interface FourCornerZion7Candlelier extends FourCornerZion7Bereshit {
 	/// Embed choco married pig rational number. (4+2300+4+2300)
 	void strobeNumberChocoMarriedPigsRational(FCFlameNumberTaste tasteMale, FCFlameNumberTaste tasteFemale, BigInteger numerator, BigInteger denominator);
 	
-	/// Embed choco pig decimal number. (4+284+2016)
+	/// Embed choco pig decimal number. (4+1+283+2016)
 	void strobeNumberChocoPigDecimal(FCFlameNumberTaste taste, boolean bias, BigInteger power, BigInteger coefficient);
 	
-	/// Embed choco pig floating point number. (4+284+2016)
+	/// Embed choco pig floating point number. (4+1+283+2016)
 	void strobeNumberChocoPigFloat(FCFlameNumberTaste taste, boolean bias, BigInteger exponent, BigInteger mantissa); 
 	
 	/// Embed fixed point number. (4+1148+1152)
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoGrapher.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoGrapher.java
index 0b4f603..ce5bfb7 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoGrapher.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoGrapher.java
@@ -402,7 +402,7 @@ public class FourCornerZionStenoGrapher {
 			Objects.requireNonNull(power);
 			Objects.requireNonNull(coefficient);
 			requireBigPositive(power);
-			requireBigMax(power, BIG_BITS_284);
+			requireBigMax(power, BIG_BITS_283);
 			requireBigPositive(coefficient);
 			requireBigMax(coefficient, BIG_BITS_2016);
 			BigInteger pig = power.shiftLeft(2016).add(coefficient);
@@ -416,7 +416,7 @@ public class FourCornerZionStenoGrapher {
 			Objects.requireNonNull(exponent);
 			Objects.requireNonNull(mantissa);
 			requireBigPositive(exponent);
-			requireBigMax(exponent, BIG_BITS_284);
+			requireBigMax(exponent, BIG_BITS_283);
 			requireBigPositive(mantissa);
 			requireBigMax(mantissa, BIG_BITS_2016);
 			BigInteger pig = exponent.shiftLeft(2016).add(mantissa);
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoPetroglyphs.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoPetroglyphs.java
index 20c0a73..15f324c 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoPetroglyphs.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/zion7/FourCornerZionStenoPetroglyphs.java
@@ -37,7 +37,7 @@ public interface FourCornerZionStenoPetroglyphs {
 	static final BigInteger BIG_BITS_8 = valueOfBitMaskBig(8);
 	static final BigInteger BIG_BITS_9 = valueOfBitMaskBig(9);
 	static final BigInteger BIG_BITS_12 = valueOfBitMaskBig(12);
-	static final BigInteger BIG_BITS_284 = valueOfBitMaskBig(284);
+	static final BigInteger BIG_BITS_283 = valueOfBitMaskBig(283);
 	static final BigInteger BIG_BITS_1148 = valueOfBitMaskBig(1148);
 	static final BigInteger BIG_BITS_1152 = valueOfBitMaskBig(1152);
 	static final BigInteger BIG_BITS_2016 = valueOfBitMaskBig(2016);