diff --git a/Machines/Enterprise/EXDos.cpp b/Machines/Enterprise/EXDos.cpp
index 4dda5cf17..ec7673407 100644
--- a/Machines/Enterprise/EXDos.cpp
+++ b/Machines/Enterprise/EXDos.cpp
@@ -37,7 +37,7 @@ void EXDos::set_disk(std::shared_ptr<Storage::Disk::Disk> disk, size_t drive) {
 //		b0 drive ready
 
 void EXDos::set_control_register(uint8_t control) {
-	printf("Set control: %02x\n", control);
+//	printf("Set control: %02x\n", control);
 
 	if(control & 0x40) disk_did_change_ = false;
 	set_is_double_density(!(control & 0x20));
@@ -61,7 +61,7 @@ uint8_t EXDos::get_control_register() {
 		(get_interrupt_request_line() ? 0x02 : 0x00) |
 		(get_drive().get_is_ready() ? 0x01 : 0x00);
 
-	printf("Get status: %02x\n", status);
+//	printf("Get status: %02x\n", status);
 	return status;
 }
 
diff --git a/Machines/Enterprise/Enterprise.cpp b/Machines/Enterprise/Enterprise.cpp
index ee0a598e4..1ba476c84 100644
--- a/Machines/Enterprise/Enterprise.cpp
+++ b/Machines/Enterprise/Enterprise.cpp
@@ -225,7 +225,8 @@ template <bool has_disk_controller> class ConcreteMachine:
 					switch(address & 0xff) {
 						default:
 							printf("Unhandled input: %04x\n", address);
-							assert(false);
+//							assert(false);
+							*cycle.value = 0xff;
 						break;
 
 						case 0x10:	case 0x11:	case 0x12:	case 0x13:
@@ -259,7 +260,7 @@ template <bool has_disk_controller> class ConcreteMachine:
 					switch(address & 0xff) {
 						default:
 							printf("Unhandled output: %04x\n", address);
-							assert(false);
+//							assert(false);
 						break;
 
 						case 0x10:	case 0x11:	case 0x12:	case 0x13:
@@ -333,7 +334,7 @@ template <bool has_disk_controller> class ConcreteMachine:
 
 	private:
 		// MARK: - Memory layout
-		std::array<uint8_t, 64 * 1024> ram_;
+		std::array<uint8_t, 128 * 1024> ram_;
 		std::array<uint8_t, 64 * 1024> exos_;
 		std::array<uint8_t, 16 * 1024> basic_;
 		std::array<uint8_t, 32 * 1024> dos_;