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diff --git a/libbb/correct_password.c b/libbb/correct_password.c
index 7cabd33..37d3346 100644
--- a/libbb/correct_password.c
+++ b/libbb/correct_password.c
@@ -52,7 +52,7 @@ int FAST_FUNC correct_password(const struct passwd *pw)
/* Using _r function to avoid pulling in static buffers */
if ((correct[0] == 'x' || correct[0] == '*') && !correct[1]) {
struct spwd spw;
- char buffer[256];
+ char buffer[1024];
/* getspnam_r may return 0 yet set result to NULL.
* At least glibc 2.4 does this. Be extra paranoid here. */
struct spwd *result = NULL;
diff --git a/libpwdgrp/pwd_grp.c b/libpwdgrp/pwd_grp.c
index 2060d78..d78ceb0 100644
--- a/libpwdgrp/pwd_grp.c
+++ b/libpwdgrp/pwd_grp.c
@@ -23,8 +23,8 @@
/**********************************************************************/
/* Sizes for statically allocated buffers. */
-#define PWD_BUFFER_SIZE 256
-#define GRP_BUFFER_SIZE 256
+#define PWD_BUFFER_SIZE 1024
+#define GRP_BUFFER_SIZE 1024
/**********************************************************************/
/* Prototypes for internal functions. */
diff --git a/loginutils/passwd.c b/loginutils/passwd.c
index a7006f0..bec04bd 100644
--- a/loginutils/passwd.c
+++ b/loginutils/passwd.c
@@ -107,7 +107,7 @@ int passwd_main(int argc UNUSED_PARAM, char **argv)
#if ENABLE_FEATURE_SHADOWPASSWDS
/* Using _r function to avoid pulling in static buffers */
struct spwd spw;
- char buffer[256];
+ char buffer[1024];
#endif
logmode = LOGMODE_BOTH;
diff --git a/loginutils/sulogin.c b/loginutils/sulogin.c
index bd2b09e..c0caf3e 100644
--- a/loginutils/sulogin.c
+++ b/loginutils/sulogin.c
@@ -29,7 +29,7 @@ int sulogin_main(int argc UNUSED_PARAM, char **argv)
const char *shell;
#if ENABLE_FEATURE_SHADOWPASSWDS
/* Using _r function to avoid pulling in static buffers */
- char buffer[256];
+ char buffer[1024];
struct spwd spw;
#endif
diff --git a/networking/httpd.c b/networking/httpd.c
index 1934bb2..83fbd24 100644
--- a/networking/httpd.c
+++ b/networking/httpd.c
@@ -1771,7 +1771,7 @@ static int check_user_passwd(const char *path, char *user_and_passwd)
char *colon_after_user;
const char *passwd;
# if ENABLE_FEATURE_SHADOWPASSWDS && !ENABLE_PAM
- char sp_buf[256];
+ char sp_buf[1024];
# endif
colon_after_user = strchr(user_and_passwd, ':');
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