diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 0a400b1f374..2705cee3344 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,9 @@
+2005-06-28  Robin Green  <greenrd@greenrd.org>
+
+	PR java/22189
+	* gnu/gcj/runtime/PersistentByteMap.java (init): Fix rounding
+	error.
+
 2005-06-27  Tom Tromey  <tromey@redhat.com>
 
 	PR java/21540, PR java/13788:
diff --git a/libjava/gnu/gcj/runtime/PersistentByteMap.java b/libjava/gnu/gcj/runtime/PersistentByteMap.java
index a2b91da84fa..fec30806f81 100644
--- a/libjava/gnu/gcj/runtime/PersistentByteMap.java
+++ b/libjava/gnu/gcj/runtime/PersistentByteMap.java
@@ -175,10 +175,10 @@ public class PersistentByteMap
       // We're going to make that size prime.  This isn't
       // strictly necessary but it can't hurt.
       //
-      // We expand the size by 3/2 because the hash table is
-      // intolerably slow when more than 2/3 full.
+      // We expand the size by 3/2 and round the result because the
+      // hash table is intolerably slow when more than 2/3 full.
       
-      BigInteger size = new BigInteger(Integer.toString(capacity * 3/2));
+      BigInteger size = new BigInteger(Integer.toString(((capacity*3)+1)/2));
       BigInteger two = BigInteger.ONE.add(BigInteger.ONE);
       
       if (size.getLowestSetBit() != 0) // A hard way to say isEven()