---
 sh.hist.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

--- sh.hist.c
+++ sh.hist.c	2023-07-21 12:21:55.518480015 +0000
@@ -64,7 +64,7 @@ static	void	hfree	(struct Hist *);
 
 /* #define DEBUG_HIST 1 */
 
-static const int fastMergeErase = 1;
+static int fastMergeErase = 1;
 static unsigned histCount = 0;		/* number elements on history list */
 static int histlen = 0;
 static struct Hist *histTail = NULL;     /* last element on history list */
@@ -1321,6 +1321,7 @@ rechist(Char *xfname, int ref)
 	}
 
 	if (merge) {
+	    fastMergeErase = 0;	/* Was true, now false to merge even with full history list */
 	    jmp_buf_t osetexit;
 	    if (lock) {
 #ifndef WINNT_NATIVE
@@ -1393,7 +1394,7 @@ loadhist(Char *fname, int mflg)
     /* During history merging (enthist sees mflg set), we disable management of
      * Hnum and Href (because fastMergeErase is true).  So now reset all the
      * values based on the final ordering of the history list. */
-    if (mflg) {
+    if (mflg && fastMergeErase) {
 	int n = eventno;
         struct Hist *hp = &Histlist;
         while ((hp = hp->Hnext))