diff --git a/package/apg/Config.in b/package/apg/Config.in
index 94c286a178..f54ffdba39 100644
--- a/package/apg/Config.in
+++ b/package/apg/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_APG
 	bool "apg"
+	select BR2_PACKAGE_LIBXCRYPT if BR2_TOOLCHAIN_USES_GLIBC
 	help
 	  Automated Password Generator (APG).
 
diff --git a/package/apg/apg.mk b/package/apg/apg.mk
index 16661f4b8d..1929e21f58 100644
--- a/package/apg/apg.mk
+++ b/package/apg/apg.mk
@@ -9,6 +9,10 @@ APG_SITE = $(call github,wilx,apg,v$(APG_VERSION))
 APG_LICENSE = BSD-3-Clause
 APG_LICENSE_FILES = COPYING
 
+ifeq ($(BR2_PACKAGE_LIBXCRYPT),y)
+APG_DEPENDENCIES += libxcrypt
+endif
+
 define APG_BUILD_CMDS
 	$(MAKE) $(TARGET_CONFIGURE_OPTS) FLAGS="$(TARGET_CFLAGS)" -C $(@D)
 endef