diff --git a/java/src/main/java/io/nayuki/qrcodegen/QrSegment.java b/java/src/main/java/io/nayuki/qrcodegen/QrSegment.java
index 4e7118f..3a8b534 100644
--- a/java/src/main/java/io/nayuki/qrcodegen/QrSegment.java
+++ b/java/src/main/java/io/nayuki/qrcodegen/QrSegment.java
@@ -151,10 +151,10 @@ public final class QrSegment {
 		else if (assignVal < (1 << 7))
 			bb.appendBits(assignVal, 8);
 		else if (assignVal < (1 << 14)) {
-			bb.appendBits(2, 2);
+			bb.appendBits(0b10, 2);
 			bb.appendBits(assignVal, 14);
 		} else if (assignVal < 1_000_000) {
-			bb.appendBits(6, 3);
+			bb.appendBits(0b110, 3);
 			bb.appendBits(assignVal, 21);
 		} else
 			throw new IllegalArgumentException("ECI assignment value out of range");
diff --git a/python/qrcodegen.py b/python/qrcodegen.py
index 5bd7bd1..8022a79 100644
--- a/python/qrcodegen.py
+++ b/python/qrcodegen.py
@@ -746,10 +746,10 @@ class QrSegment:
 		elif assignval < (1 << 7):
 			bb.append_bits(assignval, 8)
 		elif assignval < (1 << 14):
-			bb.append_bits(2, 2)
+			bb.append_bits(0b10, 2)
 			bb.append_bits(assignval, 14)
 		elif assignval < 1000000:
-			bb.append_bits(6, 3)
+			bb.append_bits(0b110, 3)
 			bb.append_bits(assignval, 21)
 		else:
 			raise ValueError("ECI assignment value out of range")
diff --git a/rust/src/lib.rs b/rust/src/lib.rs
index cbc44e2..d21c090 100644
--- a/rust/src/lib.rs
+++ b/rust/src/lib.rs
@@ -1059,10 +1059,10 @@ impl QrSegment {
 		if assignval < (1 << 7) {
 			bb.append_bits(assignval, 8);
 		} else if assignval < (1 << 14) {
-			bb.append_bits(2, 2);
+			bb.append_bits(0b10, 2);
 			bb.append_bits(assignval, 14);
 		} else if assignval < 1_000_000 {
-			bb.append_bits(6, 3);
+			bb.append_bits(0b110, 3);
 			bb.append_bits(assignval, 21);
 		} else {
 			panic!("ECI assignment value out of range");
diff --git a/typescript-javascript/qrcodegen.ts b/typescript-javascript/qrcodegen.ts
index 7f0244b..2d1d5f2 100644
--- a/typescript-javascript/qrcodegen.ts
+++ b/typescript-javascript/qrcodegen.ts
@@ -811,10 +811,10 @@ namespace qrcodegen {
 			else if (assignVal < (1 << 7))
 				appendBits(assignVal, 8, bb);
 			else if (assignVal < (1 << 14)) {
-				appendBits(2, 2, bb);
+				appendBits(0b10, 2, bb);
 				appendBits(assignVal, 14, bb);
 			} else if (assignVal < 1000000) {
-				appendBits(6, 3, bb);
+				appendBits(0b110, 3, bb);
 				appendBits(assignVal, 21, bb);
 			} else
 				throw "ECI assignment value out of range";