diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index f52e2ab..2e5917f 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -1554,9 +1554,11 @@
 
 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
     int		is_fish_shell;
+    char_u	*shell_name = get_isolated_shell_name();
 
     /* Account for fish's different syntax for subshells */
-    is_fish_shell = (fnamecmp(get_isolated_shell_name(), "fish") == 0);
+    is_fish_shell = (fnamecmp(shell_name, "fish") == 0);
+    vim_free(shell_name);
     if (is_fish_shell)
 	len = (long_u)STRLEN(cmd) + 13;		/* "begin; " + "; end" + NUL */
     else
diff --git a/src/misc1.c b/src/misc1.c
index 88ebd8d..95d18a5 100644
--- a/src/misc1.c
+++ b/src/misc1.c
@@ -10874,7 +10874,7 @@
 }
 
 /*
- * Returns the isolated name of the shell:
+ * Returns the isolated name of the shell in allocated memory:
  * - Skip beyond any path.  E.g., "/usr/bin/csh -f" -> "csh -f".
  * - Remove any argument.  E.g., "csh -f" -> "csh".
  * But don't allow a space in the path, so that this works:
diff --git a/src/version.c b/src/version.c
index 93d2130..40e967d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    297,
+/**/
     296,
 /**/
     295,