diff --git a/utils/ccrypt/Makefile b/utils/ccrypt/Makefile
index 5f53472fe1..fd7bb9dd17 100644
--- a/utils/ccrypt/Makefile
+++ b/utils/ccrypt/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ccrypt
 PKG_VERSION:=1.11
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/ccrypt
@@ -32,6 +32,8 @@ endef
 
 CONFIGURE_ARGS += --disable-emacs
 
+EXTRA_CFLAGS += -std=c17
+
 define Package/ccrypt/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/src/ccrypt $(1)/usr/bin/