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-rw-r--r--src/mame/machine/imds2ioc.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/machine/imds2ioc.cpp b/src/mame/machine/imds2ioc.cpp
index f74f6c5ab60..63fef276e77 100644
--- a/src/mame/machine/imds2ioc.cpp
+++ b/src/mame/machine/imds2ioc.cpp
@@ -568,7 +568,7 @@ void imds2ioc_device::device_add_mconfig(machine_config &config)
I8080A(config, m_ioccpu, IOC_XTAL_Y2 / 18); // 2.448 MHz but running at 50% (due to wait states & DMA usage of bus)
m_ioccpu->set_addrmap(AS_PROGRAM, &imds2ioc_device::mem_map);
m_ioccpu->set_addrmap(AS_IO, &imds2ioc_device::io_map);
- config.m_minimum_quantum = attotime::from_hz(100);
+ config.set_maximum_quantum(attotime::from_hz(100));
// The IOC CRT hw is a bit complex, as the character clock (CCLK) to i8275
// is varied according to the part of the video frame being scanned and according to