diff --git a/tar-1.35-Avoid-acl_-prefix-for-functions.patch b/tar-1.35-Avoid-acl_-prefix-for-functions.patch
new file mode 100644
index 0000000..98f6208
--- /dev/null
+++ b/tar-1.35-Avoid-acl_-prefix-for-functions.patch
@@ -0,0 +1,99 @@
+From f1ecf60ea59c1503e63e887e455756b68db04806 Mon Sep 17 00:00:00 2001
+From: Pavel Cahyna <pcahyna@redhat.com>
+Date: Wed, 24 Jun 2026 18:45:30 +0200
+Subject: [PATCH] Avoid acl_ prefix for functions
+
+The acl.h header from libacl uses acl_ prefix for its functions. Avoid
+defining functions with the same name in order to protect its namespace.
+---
+ src/xattrs.c | 30 +++++++++++++++---------------
+ 1 file changed, 15 insertions(+), 15 deletions(-)
+
+diff --git a/src/xattrs.c b/src/xattrs.c
+index 4f5872c1..f98e8e0f 100644
+--- a/src/xattrs.c
++++ b/src/xattrs.c
+@@ -133,13 +133,13 @@ static struct
+ #ifdef HAVE_POSIX_ACLS
+ 
+ /* acl-at wrappers, TODO: move to gnulib in future? */
+-static acl_t acl_get_file_at (int, const char *, acl_type_t);
+-static int acl_set_file_at (int, const char *, acl_type_t, acl_t);
++static acl_t tar_acl_get_file_at (int, const char *, acl_type_t);
++static int tar_acl_set_file_at (int, const char *, acl_type_t, acl_t);
+ static int file_has_acl_at (int, char const *, struct stat const *);
+-static int acl_delete_def_file_at (int, char const *);
++static int tar_acl_delete_def_file_at (int, char const *);
+ 
+-/* acl_get_file_at */
+-#define AT_FUNC_NAME acl_get_file_at
++/* tar_acl_get_file_at */
++#define AT_FUNC_NAME tar_acl_get_file_at
+ #define AT_FUNC_RESULT acl_t
+ #define AT_FUNC_FAIL (acl_t)NULL
+ #define AT_FUNC_F1 acl_get_file
+@@ -153,8 +153,8 @@ static int acl_delete_def_file_at (int, char const *);
+ #undef AT_FUNC_POST_FILE_PARAM_DECLS
+ #undef AT_FUNC_POST_FILE_ARGS
+ 
+-/* acl_set_file_at */
+-#define AT_FUNC_NAME acl_set_file_at
++/* tar_acl_set_file_at */
++#define AT_FUNC_NAME tar_acl_set_file_at
+ #define AT_FUNC_F1 acl_set_file
+ #define AT_FUNC_POST_FILE_PARAM_DECLS   , acl_type_t type, acl_t acl
+ #define AT_FUNC_POST_FILE_ARGS          , type, acl
+@@ -164,8 +164,8 @@ static int acl_delete_def_file_at (int, char const *);
+ #undef AT_FUNC_POST_FILE_PARAM_DECLS
+ #undef AT_FUNC_POST_FILE_ARGS
+ 
+-/* acl_delete_def_file_at */
+-#define AT_FUNC_NAME acl_delete_def_file_at
++/* tar_acl_delete_def_file_at */
++#define AT_FUNC_NAME tar_acl_delete_def_file_at
+ #define AT_FUNC_F1 acl_delete_def_file
+ #define AT_FUNC_POST_FILE_PARAM_DECLS
+ #define AT_FUNC_POST_FILE_ARGS
+@@ -294,10 +294,10 @@ xattrs__acls_set (struct tar_stat_info const *st,
+          FILE_NAME may already have inherited default acls from parent
+          directory;  clean them up. */
+       struct fdbase f1 = fdbase (file_name);
+-      if (f1.fd == BADFD || acl_delete_def_file_at (f1.fd, f1.base))
++      if (f1.fd == BADFD || tar_acl_delete_def_file_at (f1.fd, f1.base))
+         WARNOPT (WARN_XATTR_WRITE,
+                 (0, errno,
+-                 _("acl_delete_def_file_at: Cannot drop default POSIX ACLs "
++                 _("tar_acl_delete_def_file_at: Cannot drop default POSIX ACLs "
+                    "for file '%s'"),
+                  file_name));
+       return;
+@@ -311,11 +311,11 @@ xattrs__acls_set (struct tar_stat_info const *st,
+     }
+ 
+   struct fdbase f = fdbase (file_name);
+-  if (f.fd == BADFD || acl_set_file_at (f.fd, f.base, type, acl) == -1)
++  if (f.fd == BADFD || tar_acl_set_file_at (f.fd, f.base, type, acl) == -1)
+     /* warn even if filesystem does not support acls */
+     WARNOPT (WARN_XATTR_WRITE,
+ 	     (0, errno,
+-	      _ ("acl_set_file_at: Cannot set POSIX ACLs for file '%s'"),
++	      _ ("tar_acl_set_file_at: Cannot set POSIX ACLs for file '%s'"),
+ 	      file_name));
+ 
+   acl_free (acl);
+@@ -351,10 +351,10 @@ acls_get_text (int parentfd, const char *file_name, acl_type_t type,
+   char *val = NULL;
+   acl_t acl;
+ 
+-  if (!(acl = acl_get_file_at (parentfd, file_name, type)))
++  if (!(acl = tar_acl_get_file_at (parentfd, file_name, type)))
+     {
+       if (errno != ENOTSUP)
+-        call_arg_warn ("acl_get_file_at", file_name);
++        call_arg_warn ("tar_acl_get_file_at", file_name);
+       return;
+     }
+ 
+-- 
+2.47.3
+
diff --git a/tar.spec b/tar.spec
index 8bb2870..85dca01 100644
--- a/tar.spec
+++ b/tar.spec
@@ -59,6 +59,8 @@ Patch22: tar-1.35-no-overwrite-dir-no-overwrite-even-temporarily.patch
 # 45b6e6898d1f931bfca41d961289bd6ac33238e5
 Patch23: tar-1.35-CVE-2025-45582.patch
 Patch24: tar-1.35-tar-one-top-level-DIR-must-be-relative.patch
+# Source: https://cgit.git.savannah.gnu.org/cgit/tar.git/diff/?id=08c3fc2e9337094aff01a511170fd35fdb8f1ee3
+Patch25: tar-1.35-Avoid-acl_-prefix-for-functions.patch
 
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