diff --git a/CMakeLists.txt b/CMakeLists.txt
index 73321e0ff..05e51bfde 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,6 +23,58 @@ else ()
 	message(FATAL_ERROR "Your C++ compiler does not support C++11.")
 endif ()
 
+# Override the cryptopp search until we can get the qmake stuff sorted.
+set(CRYPTOPP_INCLUDE_DIR "../cryptopp562" CACHE FILEPATH "" FORCE)
+set(CRYPTOPP_LIBRARIES "../cryptopp562" CACHE FILEPATH "" FORCE)
+
+# Look for availabe Crypto++ version and if it is >= 5.6.2
+if(CRYPTOPP_INCLUDE_DIR AND CRYPTOPP_LIBRARIES)
+	   set(CRYPTOPP_FOUND TRUE)
+	   message(STATUS "Found Crypto++: ${CRYPTOPP_INCLUDE_DIR}, ${CRYPTOPP_LIBRARIES}")
+else()
+       find_path(CRYPTOPP_INCLUDE_DIR cryptlib.h
+               /usr/include/crypto++
+               /usr/include/cryptopp
+               /usr/local/include/crypto++
+               /usr/local/include/cryptopp
+               /opt/local/include/crypto++
+               /opt/local/include/cryptopp
+               )
+       find_library(CRYPTOPP_LIBRARIES NAMES cryptopp
+               PATHS
+               /usr/lib
+               /usr/local/lib
+               /opt/local/lib
+               )
+       if(CRYPTOPP_INCLUDE_DIR AND CRYPTOPP_LIBRARIES)
+               set(CRYPTOPP_FOUND TRUE)
+               message(STATUS "Found Crypto++: ${CRYPTOPP_INCLUDE_DIR}, ${CRYPTOPP_LIBRARIES}")
+               set(_CRYPTOPP_VERSION_HEADER ${CRYPTOPP_INCLUDE_DIR}/config.h)
+               if(EXISTS ${_CRYPTOPP_VERSION_HEADER})
+                       file(STRINGS ${_CRYPTOPP_VERSION_HEADER} _CRYPTOPP_VERSION REGEX "^#define CRYPTOPP_VERSION[ \t]+[0-9]+$")
+                       string(REGEX REPLACE "^#define CRYPTOPP_VERSION[ \t]+([0-9]+)" "\\1" _CRYPTOPP_VERSION ${_CRYPTOPP_VERSION})
+                       if(${_CRYPTOPP_VERSION} LESS 562)
+                               message(STATUS "Crypto++ version found is smaller than 5.6.2. We use ../cryptopp562")
+                               set(CRYPTOPP_INCLUDE_DIR "../cryptopp562" CACHE FILEPATH "" FORCE)
+                               set(CRYPTOPP_LIBRARIES "../cryptopp562" CACHE FILEPATH "" FORCE)
+                       else()
+                               message(STATUS "Crypto++ found and version greater or equal to 5.6.2")
+                       endif()
+               endif()
+       else()
+               set(CRYPTOPP_FOUND TRUE) # Ugly
+               message(STATUS "Crypto++ not found. We use ../cryptopp562")
+			   set(CRYPTOPP_INCLUDE_DIR "../cryptopp562" CACHE FILEPATH "" FORCE)
+			   set(CRYPTOPP_LIBRARIES "../cryptopp562" CACHE FILEPATH "" FORCE)
+        endif()
+        mark_as_advanced(CRYPTOPP_INCLUDE_DIR CRYPTOPP_LIBRARIES)
+endif()
+
+if(CRYPTOPP_FOUND)
+	include_directories(${CRYPTOPP_INCLUDE_DIR})
+	link_directories(${CRYPTOPP_LIBRARIES})
+endif()
+
 add_subdirectory(libethereum)
 add_subdirectory(test)
 add_subdirectory(eth)
diff --git a/alephzero/alephzero.pro b/alephzero/alephzero.pro
index c6e8d583b..62e4f844e 100644
--- a/alephzero/alephzero.pro
+++ b/alephzero/alephzero.pro
@@ -13,9 +13,10 @@ TEMPLATE = app
 CONFIG(debug, debug|release): DEFINES += ETH_DEBUG
 
 QMAKE_CXXFLAGS += -std=c++11
+
 QMAKE_LIBDIR += ../../cpp-ethereum-build/libethereum ../../secp256k1 ../../cryptopp562
-LIBS += -Wl,-rpath,../../cpp-ethereum-build/libethereum -Wl,-rpath,../../secp256k1 -Wl,-rpath,../../cryptopp562 -lethereum -lminiupnpc -lsecp256k1 -lleveldb -lcryptopp -lgmp -lboost_filesystem -lboost_system
-INCLUDEPATH = ../../secp256k1/include ../../cryptopp562 ../../cpp-ethereum
+LIBS += -Wl,-rpath,../../cpp-ethereum-build/libethereum -Wl,-rpath,../../secp256k1 -Wl,-rpath,../../cryptopp562 -lethereum -lcryptopp -lminiupnpc -lsecp256k1 -lleveldb -lgmp -lboost_filesystem -lboost_system
+INCLUDEPATH = ../../secp256k1/include ../../cpp-ethereum
 
 SOURCES += main.cpp \
     MainWin.cpp
diff --git a/eth/CMakeLists.txt b/eth/CMakeLists.txt
index 0e7cef06e..b8a7abbde 100644
--- a/eth/CMakeLists.txt
+++ b/eth/CMakeLists.txt
@@ -5,9 +5,6 @@ aux_source_directory(. SRC_LIST)
 include_directories(../../secp256k1/include)
 link_directories(../../secp256k1)
 
-include_directories(../../cryptopp562)
-link_directories(../../cryptopp562)
-
 include_directories(../libethereum)
 link_directories(../libethereum)
 
diff --git a/libethereum/CMakeLists.txt b/libethereum/CMakeLists.txt
index cd79edd66..c83ae1e10 100644
--- a/libethereum/CMakeLists.txt
+++ b/libethereum/CMakeLists.txt
@@ -3,9 +3,6 @@ cmake_policy(SET CMP0015 NEW)
 include_directories(../../secp256k1/include)
 link_directories(../../secp256k1)
 
-include_directories(../../cryptopp562)
-link_directories(../../cryptopp562)
-
 aux_source_directory(. SRC_LIST)
 add_library(ethereum ${SRC_LIST})
 
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 0923fbbee..cb5e19967 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -5,9 +5,6 @@ aux_source_directory(. SRC_LIST)
 include_directories(../../secp256k1/include)
 link_directories(../../secp256k1)
 
-include_directories(../../cryptopp562)
-link_directories(../../cryptopp562)
-
 include_directories(../libethereum)
 link_directories(../libethereum)