diff --git a/mkxp.json b/mkxp.json
index ce6bb29..d6d67a0 100644
--- a/mkxp.json
+++ b/mkxp.json
@@ -300,15 +300,15 @@
     
     // Determines how many compiled methods that Ruby
     // will keep in its cache.
-    // (default: 1000)
+    // (default: 100)
     //
-    // "JITMaxCache": 1000,
+    // "JITMaxCache": 100,
     
     // Determines how many times a function has to be
     // called before it is compiled.
-    // (default: 5)
+    // (default: 10000)
     //
-    // "JITMinCalls": 5,
+    // "JITMinCalls": 10000,
 
 
     // SoundFont to use for midi playback (via fluidsynth)
diff --git a/src/config.cpp b/src/config.cpp
index 1497740..49791f5 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -93,8 +93,8 @@ void Config::read(int argc, char *argv[]) {
         {"rubyLoadpath", json::array({})},
         {"JITEnable", false},
         {"JITVerboseLevel", 0},
-        {"JITMaxCache", 1000},
-        {"JITMinCalls", 5}
+        {"JITMaxCache", 100},
+        {"JITMinCalls", 10000}
     }).as_object();
     
 #define GUARD(exp) \