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-rw-r--r--host/lib/usrp/usrp2/usrp2_iface.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp
index c1e92e7d4..64a1a7474 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.cpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.cpp
@@ -44,7 +44,7 @@ static const boost::uint32_t MIN_PROTO_COMPAT_SPI = 7;
static const boost::uint32_t MIN_PROTO_COMPAT_I2C = 7;
// The register compat number must reflect the protocol compatibility
// and the compatibility of the register mapping (more likely to change).
-static const boost::uint32_t MIN_PROTO_COMPAT_REG = USRP2_FW_COMPAT_NUM;
+static const boost::uint32_t MIN_PROTO_COMPAT_REG = 10;
static const boost::uint32_t MIN_PROTO_COMPAT_UART = 7;
//Define get_gpid() to get a globally unique identifier for this process.