diff --git a/package/proftpd/Config.in b/package/proftpd/Config.in
index 7b9f74895a..9d99ff70c4 100644
--- a/package/proftpd/Config.in
+++ b/package/proftpd/Config.in
@@ -2,6 +2,7 @@ config BR2_PACKAGE_PROFTPD
 	bool "proftpd"
 	depends on BR2_USE_MMU # fork()
 	depends on !BR2_STATIC_LIBS
+	select BR2_PACKAGE_LIBXCRYPT if BR2_TOOLCHAIN_USES_GLIBC
 	help
 	  ProFTPD, a highly configurable FTP server.
 
diff --git a/package/proftpd/proftpd.mk b/package/proftpd/proftpd.mk
index 0820822e17..242de38b0d 100644
--- a/package/proftpd/proftpd.mk
+++ b/package/proftpd/proftpd.mk
@@ -31,6 +31,10 @@ ifeq ($(BR2_PACKAGE_LIBIDN2),y)
 PROFTPD_DEPENDENCIES += libidn2
 endif
 
+ifeq ($(BR2_PACKAGE_LIBXCRYPT),y)
+PROFTPD_DEPENDENCIES += libxcrypt
+endif
+
 ifeq ($(BR2_PACKAGE_PCRE2),y)
 PROFTPD_CONF_OPTS += --enable-pcre2
 PROFTPD_DEPENDENCIES += pcre2