diff --git a/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/IntMap.java b/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/IntMap.java
index f941d0696..4bda77f63 100644
--- a/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/IntMap.java
+++ b/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/IntMap.java
@@ -32,22 +32,22 @@ public class IntMap implements BitMap, Serializable {
 	@Override
 	public void add(long i) {
 		int r = (int) (i / BitMap.MACHINE32);
-		int c = (int) (i % BitMap.MACHINE32);
+		int c = (int) (i & (BitMap.MACHINE32 - 1));
 		ints[r] = ints[r] | (1 << c);
 	}
 
 	@Override
 	public boolean contains(long i) {
 		int r = (int) (i / BitMap.MACHINE32);
-		int c = (int) (i % BitMap.MACHINE32);
+		int c = (int) (i & (BitMap.MACHINE32 - 1));
 		return ((ints[r] >>> c) & 1) == 1;
 	}
 
 	@Override
 	public void remove(long i) {
 		int r = (int) (i / BitMap.MACHINE32);
-		int c = (int) (i % BitMap.MACHINE32);
+		int c = (int) (i & (BitMap.MACHINE32 - 1));
 		ints[r] &= ~(1 << c);
 	}
 
-}
\ No newline at end of file
+}
diff --git a/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/LongMap.java b/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/LongMap.java
index 93f0d6d99..7c44325af 100644
--- a/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/LongMap.java
+++ b/hutool-bloomFilter/src/main/java/cn/hutool/bloomfilter/bitMap/LongMap.java
@@ -32,22 +32,22 @@ public class LongMap implements BitMap, Serializable {
 	@Override
 	public void add(long i) {
 		int r = (int) (i / BitMap.MACHINE64);
-		long c = i % BitMap.MACHINE64;
+		long c = i & (BitMap.MACHINE64 - 1);
 		longs[r] = longs[r] | (1L << c);
 	}
 
 	@Override
 	public boolean contains(long i) {
 		int r = (int) (i / BitMap.MACHINE64);
-		long c = i % BitMap.MACHINE64;
+		long c = i & (BitMap.MACHINE64 - 1);
 		return ((longs[r] >>> c) & 1) == 1;
 	}
 
 	@Override
 	public void remove(long i) {
 		int r = (int) (i / BitMap.MACHINE64);
-		long c = i % BitMap.MACHINE64;
+		long c = i & (BitMap.MACHINE64 - 1);
 		longs[r] &= ~(1L << c);
 	}
 
-}
\ No newline at end of file
+}