diff --git a/package/bash/bash.mk b/package/bash/bash.mk
index 81f698f166..84f581da79 100644
--- a/package/bash/bash.mk
+++ b/package/bash/bash.mk
@@ -26,6 +26,10 @@ BASH_CONF_ENV += \
 	bash_cv_func_sigsetjmp=present \
 	bash_cv_printf_a_format=yes
 
+ifeq ($(BR2_HOST_GCC_AT_LEAST_15),y)
+BASH_CONF_ENV += CFLAGS_FOR_BUILD="$(HOST_CFLAGS) -std=gnu17"
+endif
+
 # The static build needs some trickery
 ifeq ($(BR2_STATIC_LIBS),y)
 BASH_CONF_OPTS += --enable-static-link