diff --git a/src/normal.c b/src/normal.c
index 53c50dc..f075986 100644
--- a/src/normal.c
+++ b/src/normal.c
@@ -4464,6 +4464,11 @@
 	    clearop(cap->oap);
 	else
 	{
+	    // Make a copy, if the line was changed it will be freed.
+	    ptr = vim_strnsave(ptr, len);
+	    if (ptr == NULL)
+		return;
+
 	    find_pattern_in_path(ptr, 0, len, TRUE,
 		cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
 		((cap->nchar & 0xf) == ('d' & 0xf)) ?  FIND_DEFINE : FIND_ANY,
@@ -4472,6 +4477,7 @@
 			    islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
 		cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
 		(linenr_T)MAXLNUM);
+	    vim_free(ptr);
 	    curwin->w_set_curswant = TRUE;
 	}
     }