diff --git a/src/common/engine/namedef.h b/src/common/engine/namedef.h
index 2571cb3152..948228cb91 100644
--- a/src/common/engine/namedef.h
+++ b/src/common/engine/namedef.h
@@ -139,6 +139,7 @@ xx(Max)
 xx(Min_Normal)
 xx(Min_Denormal)
 xx(Epsilon)
+xx(Equal_Epsilon)
 xx(NaN)
 xx(Infinity)
 xx(Dig)
diff --git a/src/common/scripting/core/types.cpp b/src/common/scripting/core/types.cpp
index 693e84e2e8..078845d6d6 100644
--- a/src/common/scripting/core/types.cpp
+++ b/src/common/scripting/core/types.cpp
@@ -853,6 +853,7 @@ void PFloat::SetDoubleSymbols()
 		{ NAME_Min_Normal,		DBL_MIN },
 		{ NAME_Max,				DBL_MAX },
 		{ NAME_Epsilon,			DBL_EPSILON },
+		{ NAME_Equal_Epsilon,	EQUAL_EPSILON },
 		{ NAME_NaN,				std::numeric_limits<double>::quiet_NaN() },
 		{ NAME_Infinity,		std::numeric_limits<double>::infinity() },
 		{ NAME_Min_Denormal,	std::numeric_limits<double>::denorm_min() }
@@ -885,6 +886,7 @@ void PFloat::SetSingleSymbols()
 		{ NAME_Min_Normal,		FLT_MIN },
 		{ NAME_Max,				FLT_MAX },
 		{ NAME_Epsilon,			FLT_EPSILON },
+		{ NAME_Equal_Epsilon,	(float)EQUAL_EPSILON },
 		{ NAME_NaN,				std::numeric_limits<float>::quiet_NaN() },
 		{ NAME_Infinity,		std::numeric_limits<float>::infinity() },
 		{ NAME_Min_Denormal,	std::numeric_limits<float>::denorm_min() }