diff --git a/tools/bison/Makefile b/tools/bison/Makefile
index 45255da4fb..4028c80445 100644
--- a/tools/bison/Makefile
+++ b/tools/bison/Makefile
@@ -7,11 +7,11 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=bison
-PKG_VERSION:=3.4.1
+PKG_VERSION:=3.5
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNU/$(PKG_NAME)
-PKG_HASH:=27159ac5ebf736dffd5636fd2cd625767c9e437de65baa63cb0de83570bd820d
+PKG_HASH:=55e4a023b1b4ad19095a5f8279f0dc048fa29f970759cea83224a6d5e7a3a641
 
 HOST_BUILD_PARALLEL:=1
 
diff --git a/tools/bison/patches/100-fix-gets-removal.patch b/tools/bison/patches/100-fix-gets-removal.patch
index 8650b8226f..e671113b2c 100644
--- a/tools/bison/patches/100-fix-gets-removal.patch
+++ b/tools/bison/patches/100-fix-gets-removal.patch
@@ -1,6 +1,6 @@
 --- a/lib/stdio.in.h
 +++ b/lib/stdio.in.h
-@@ -746,14 +746,6 @@ _GL_WARN_ON_USE (getline, "getline is un
+@@ -778,14 +778,6 @@ _GL_WARN_ON_USE (getline, "getline is un
  # endif
  #endif