diff --git a/desmume/src/commandline.cpp b/desmume/src/commandline.cpp
index e1cb36f43..9de4629bd 100644
--- a/desmume/src/commandline.cpp
+++ b/desmume/src/commandline.cpp
@@ -51,6 +51,7 @@ CommandLine::CommandLine()
 , _num_cores(-1)
 , _rigorous_timing(0)
 , _advanced_timing(-1)
+, _pokehax(-1)
 , _texture_deposterize(-1)
 , _texture_smooth(-1)
 , _slot1(NULL)