diff --git a/src/class032/Code02_DesignBitsetTest.java b/src/class032/Code02_DesignBitsetTest.java
index dc1d99bd4..00e60a8db 100644
--- a/src/class032/Code02_DesignBitsetTest.java
+++ b/src/class032/Code02_DesignBitsetTest.java
@@ -65,8 +65,8 @@ public void unfix(int i) {
 				}
 			} else {
 				if ((set[index] & (1 << bit)) == 0) {
-					ones--;
-					zeros++;
+					ones++;
+					zeros--;
 					set[index] |= (1 << bit);
 				}
 			}