diff --git a/src/io/nayuki/fastqrcodegen/BitBuffer.java b/src/io/nayuki/fastqrcodegen/BitBuffer.java
index d5b046b..630ad5b 100644
--- a/src/io/nayuki/fastqrcodegen/BitBuffer.java
+++ b/src/io/nayuki/fastqrcodegen/BitBuffer.java
@@ -37,7 +37,7 @@ final class BitBuffer {
 	
 	
 	
-	/*---- Constructors ----*/
+	/*---- Constructor ----*/
 	
 	public BitBuffer() {
 		data = new int[64];
diff --git a/src/io/nayuki/fastqrcodegen/QrCode.java b/src/io/nayuki/fastqrcodegen/QrCode.java
index 3a6e2e0..8fe6a3f 100644
--- a/src/io/nayuki/fastqrcodegen/QrCode.java
+++ b/src/io/nayuki/fastqrcodegen/QrCode.java
@@ -125,7 +125,7 @@ public final class QrCode {
 	
 	
 	
-	/*---- Constructors ----*/
+	/*---- Constructor ----*/
 	
 	public QrCode(int ver, Ecc ecl, byte[] dataCodewords, int mask) {
 		// Check arguments