diff --git a/Source/Core/Common/MemoryUtil.cpp b/Source/Core/Common/MemoryUtil.cpp
index 87cc7812e0..e36babb03d 100644
--- a/Source/Core/Common/MemoryUtil.cpp
+++ b/Source/Core/Common/MemoryUtil.cpp
@@ -69,7 +69,7 @@ void* AllocateExecutableMemory(size_t size, bool low)
 	{
 		ptr = nullptr;
 #endif
-		PanicAlert("Failed to allocate executable memory");
+		PanicAlert("Failed to allocate executable memory. If you are running Dolphin in Valgrind, try '#undef MAP_32BIT'.");
 	}
 #if !defined(_WIN32) && defined(_M_X86_64) && !defined(MAP_32BIT)
 	else