diff --git a/bigint/build/bin/testbip b/bigint/build/bin/testbip
index 7356bf9..6ba11d3 100755
Binary files a/bigint/build/bin/testbip and b/bigint/build/bin/testbip differ
diff --git a/bigint/build/lib/libbigint.a b/bigint/build/lib/libbigint.a
index 81338f7..c3461d4 100644
Binary files a/bigint/build/lib/libbigint.a and b/bigint/build/lib/libbigint.a differ
diff --git a/bigint/src/libbigint.a b/bigint/src/libbigint.a
index 81338f7..c3461d4 100644
Binary files a/bigint/src/libbigint.a and b/bigint/src/libbigint.a differ
diff --git a/bigint/tst/testbip b/bigint/tst/testbip
index 7356bf9..6ba11d3 100755
Binary files a/bigint/tst/testbip and b/bigint/tst/testbip differ
diff --git a/njvm.c b/njvm.c
index 22f7d66..8fbcaad 100644
--- a/njvm.c
+++ b/njvm.c
@@ -353,7 +353,7 @@ int main(int argc, char *argv[]) {
                 // TODO: implement stack size
             } else if (strcmp(argv[i], "--heap") == 0) {
                 i++;
-                initHeap(atoi(argv[i]));
+                initHeap(atoi(argv[i]) * 1024);
             } else if (strcmp(argv[i], "--gcpurge") == 0) {
                 // TODO: implement gcpurge
             } else {
diff --git a/njvm.o b/njvm.o
index 8c543a8..60af339 100644
Binary files a/njvm.o and b/njvm.o differ