diff --git a/package/cryptopp/cryptopp.hash b/package/cryptopp/cryptopp.hash
index 3af7183c5d..bf59c0451d 100644
--- a/package/cryptopp/cryptopp.hash
+++ b/package/cryptopp/cryptopp.hash
@@ -1,2 +1,3 @@
 # Locally computed
 sha256  9390670a14170dd0f48a6b6b06f74269ef4b056d4718a1a329f6f6069dc957c9  cryptopp563.zip
+sha256  74b88c2caf7cf843bdc74d3331adaf83e516167cc8eebe66a79612189549cfa4  f707b9ef1688d4429ca6239cf2dc236440974681.patch
diff --git a/package/cryptopp/cryptopp.mk b/package/cryptopp/cryptopp.mk
index 887557dbce..df07cf607f 100644
--- a/package/cryptopp/cryptopp.mk
+++ b/package/cryptopp/cryptopp.mk
@@ -7,6 +7,8 @@
 CRYPTOPP_VERSION = 5.6.3
 CRYPTOPP_SOURCE = cryptopp$(subst .,,$(CRYPTOPP_VERSION)).zip
 CRYPTOPP_SITE = http://cryptopp.com/
+# Upstream patch needed to fix the build with gcc < 4.5
+CRYPTOPP_PATCH = https://github.com/weidai11/cryptopp/commit/f707b9ef1688d4429ca6239cf2dc236440974681.patch
 CRYPTOPP_LICENSE = Boost-v1.0
 CRYPTOPP_LICENSE_FILES = License.txt
 CRYPTOPP_INSTALL_STAGING = YES