diff --git a/CMakeLists.txt b/CMakeLists.txt
index bf43754266..3bc407924c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -203,8 +203,8 @@ endif()
 
 
 # Enforce minimum GCC version
-if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
-  message(FATAL_ERROR "Dolphin requires at least GCC 5.0 (found ${CMAKE_CXX_COMPILER_VERSION})")
+if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0)
+  message(FATAL_ERROR "Dolphin requires at least GCC 6.0 (found ${CMAKE_CXX_COMPILER_VERSION})")
 endif()
 
 if(CMAKE_GENERATOR MATCHES "Ninja")