diff --git a/src_main/containers/pimap.h b/src_main/containers/pimap.h
index c1b053a7..6394f69a 100644
--- a/src_main/containers/pimap.h
+++ b/src_main/containers/pimap.h
@@ -38,14 +38,13 @@ __PIVECTOR_SIMPLE_TYPE__(T)
 template<class T>
 void piQuickSort(T * a, ssize_t N) {
 	if (N < 1) return;
-	if (N < 47) {
+	if (N < 46) {
 		T tmp;
 		ssize_t i,j;
-		for(i=1; i<N; i++) {
+		for(i=1; i<=N; i++) {
 			tmp = a[i];
 			j = i-1;
-			while(tmp<a[j] && j>=0)
-			{
+			while(tmp<a[j] && j>=0) {
 				a[j+1] = a[j];
 				j = j-1;
 			}