diff --git a/compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/expression/FirJavaGenericVarianceViolationTypeChecker.kt b/compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/expression/FirJavaGenericVarianceViolationTypeChecker.kt
index aae8db44e22..2d5da334fa9 100644
--- a/compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/expression/FirJavaGenericVarianceViolationTypeChecker.kt
+++ b/compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/expression/FirJavaGenericVarianceViolationTypeChecker.kt
@@ -5,7 +5,7 @@
 
 package org.jetbrains.kotlin.fir.analysis.jvm.checkers.expression
 
-import org.jetbrains.kotlin.fir.PrimitiveTypes
+import org.jetbrains.kotlin.fir.StandardTypes
 import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext
 import org.jetbrains.kotlin.fir.analysis.checkers.expression.FirFunctionCallChecker
 import org.jetbrains.kotlin.fir.analysis.diagnostics.DiagnosticReporter
@@ -163,7 +163,7 @@ object FirJavaGenericVarianceViolationTypeChecker : FirFunctionCallChecker() {
         return when (this) {
             is ConeKotlinTypeProjectionOut -> if (positive) type else this
             is ConeKotlinTypeProjectionIn -> ConeKotlinTypeProjectionIn(type.removeOutProjection(!positive))
-            is ConeStarProjection -> if (positive) PrimitiveTypes.Any else this
+            is ConeStarProjection -> if (positive) StandardTypes.Any else this
             // Don't remove nested projections for types at invariant position.
             is ConeKotlinTypeConflictingProjection,
             is ConeKotlinType -> this
diff --git a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/PrimitiveComparison.kt b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/PrimitiveComparison.kt
index 7df51185b10..afa50795786 100644
--- a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/PrimitiveComparison.kt
+++ b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/PrimitiveComparison.kt
@@ -42,17 +42,17 @@ private fun leastCommonPrimitiveNumericType(t1: ConeClassLikeType, t2: ConeClass
     val pt2 = t2.promoteIntegerTypeToIntIfRequired()
 
     return when {
-        pt1.isDouble() || pt2.isDouble() -> PrimitiveTypes.Double
-        pt1.isFloat() || pt2.isFloat() -> PrimitiveTypes.Float
-        pt1.isLong() || pt2.isLong() -> PrimitiveTypes.Long
-        pt1.isInt() || pt2.isInt() -> PrimitiveTypes.Int
+        pt1.isDouble() || pt2.isDouble() -> StandardTypes.Double
+        pt1.isFloat() || pt2.isFloat() -> StandardTypes.Float
+        pt1.isLong() || pt2.isLong() -> StandardTypes.Long
+        pt1.isInt() || pt2.isInt() -> StandardTypes.Int
         else -> error("Unexpected types: t1=$t1, t2=$t2")
     }
 }
 
 private fun ConeClassLikeType.promoteIntegerTypeToIntIfRequired(): ConeClassLikeType =
     when (lookupTag.classId) {
-        StandardClassIds.Byte, StandardClassIds.Short -> PrimitiveTypes.Int
+        StandardClassIds.Byte, StandardClassIds.Short -> StandardTypes.Int
         StandardClassIds.Long, StandardClassIds.Int, StandardClassIds.Float, StandardClassIds.Double, StandardClassIds.Char -> this
         else -> error("Primitive number type expected: $this")
     }
diff --git a/compiler/fir/tree/src/org/jetbrains/kotlin/fir/Primitives.kt b/compiler/fir/tree/src/org/jetbrains/kotlin/fir/Primitives.kt
index 6b8dce827d9..1f339ee4e67 100644
--- a/compiler/fir/tree/src/org/jetbrains/kotlin/fir/Primitives.kt
+++ b/compiler/fir/tree/src/org/jetbrains/kotlin/fir/Primitives.kt
@@ -14,7 +14,7 @@ import org.jetbrains.kotlin.fir.types.impl.ConeClassLikeTypeImpl
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.StandardClassIds
 
-object PrimitiveTypes {
+object StandardTypes {
     val Boolean: ConeClassLikeType = StandardClassIds.Boolean.createType()
     val Char: ConeClassLikeType = StandardClassIds.Char.createType()
     val Byte: ConeClassLikeType = StandardClassIds.Byte.createType()