diff --git a/package/bash/bash.mk b/package/bash/bash.mk
index 2747802592..7fb43c52c0 100644
--- a/package/bash/bash.mk
+++ b/package/bash/bash.mk
@@ -26,6 +26,11 @@ BASH_CONF_ENV = \
 	bash_cv_func_sigsetjmp=present \
 	bash_cv_printf_a_format=yes
 
+# Can be dropped when bash is bumped to 5.3 or newer.
+ifeq ($(BR2_TOOLCHAIN_GCC_AT_LEAST_15),y)
+BASH_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -std=gnu17"
+endif
+
 ifeq ($(BR2_HOST_GCC_AT_LEAST_15),y)
 BASH_CONF_ENV += CFLAGS_FOR_BUILD="$(HOST_CFLAGS) -std=gnu17"
 endif