diff --git a/compiler/src/dotty/tools/dotc/core/Definitions.scala b/compiler/src/dotty/tools/dotc/core/Definitions.scala
index f848cf1e8f53..4bc427ee0687 100644
--- a/compiler/src/dotty/tools/dotc/core/Definitions.scala
+++ b/compiler/src/dotty/tools/dotc/core/Definitions.scala
@@ -993,7 +993,7 @@ class Definitions {
 
   // Annotation base classes
   @tu lazy val AnnotationClass: ClassSymbol = requiredClass("scala.annotation.Annotation")
-  @tu lazy val StaticAnnotationClass: ClassSymbol = requiredClass("scala.annotation.StaticAnnotation")
+  // @tu lazy val StaticAnnotationClass: ClassSymbol = requiredClass("scala.annotation.StaticAnnotation")
   @tu lazy val RefiningAnnotationClass: ClassSymbol = requiredClass("scala.annotation.RefiningAnnotation")
   @tu lazy val JavaAnnotationClass: ClassSymbol = requiredClass("java.lang.annotation.Annotation")
 
@@ -1015,7 +1015,6 @@ class Definitions {
   @tu lazy val ImplicitNotFoundAnnot: ClassSymbol = requiredClass("scala.annotation.implicitNotFound")
   @tu lazy val InlineParamAnnot: ClassSymbol = requiredClass("scala.annotation.internal.InlineParam")
   @tu lazy val ErasedParamAnnot: ClassSymbol = requiredClass("scala.annotation.internal.ErasedParam")
-  @tu lazy val InvariantBetweenAnnot: ClassSymbol = requiredClass("scala.annotation.internal.InvariantBetween")
   @tu lazy val MainAnnot: ClassSymbol = requiredClass("scala.main")
   @tu lazy val MappedAlternativeAnnot: ClassSymbol = requiredClass("scala.annotation.internal.MappedAlternative")
   @tu lazy val MigrationAnnot: ClassSymbol = requiredClass("scala.annotation.migration")
@@ -1027,7 +1026,7 @@ class Definitions {
   @tu lazy val SourceFileAnnot: ClassSymbol = requiredClass("scala.annotation.internal.SourceFile")
   @tu lazy val ScalaSignatureAnnot: ClassSymbol = requiredClass("scala.reflect.ScalaSignature")
   @tu lazy val ScalaLongSignatureAnnot: ClassSymbol = requiredClass("scala.reflect.ScalaLongSignature")
-  @tu lazy val ScalaStrictFPAnnot: ClassSymbol = requiredClass("scala.annotation.strictfp")
+  // @tu lazy val ScalaStrictFPAnnot: ClassSymbol = requiredClass("scala.annotation.strictfp")
   @tu lazy val ScalaStaticAnnot: ClassSymbol = requiredClass("scala.annotation.static")
   @tu lazy val SerialVersionUIDAnnot: ClassSymbol = requiredClass("scala.SerialVersionUID")
   @tu lazy val TailrecAnnot: ClassSymbol = requiredClass("scala.annotation.tailrec")
@@ -1055,7 +1054,6 @@ class Definitions {
   @tu lazy val FunctionalInterfaceAnnot: ClassSymbol = requiredClass("java.lang.FunctionalInterface")
   @tu lazy val TargetNameAnnot: ClassSymbol = requiredClass("scala.annotation.targetName")
   @tu lazy val VarargsAnnot: ClassSymbol = requiredClass("scala.annotation.varargs")
-  @tu lazy val SinceAnnot: ClassSymbol = requiredClass("scala.annotation.since")
   @tu lazy val ReachCapabilityAnnot = requiredClass("scala.annotation.internal.reachCapability")
   @tu lazy val RequiresCapabilityAnnot: ClassSymbol = requiredClass("scala.annotation.internal.requiresCapability")
   @tu lazy val RetainsAnnot: ClassSymbol = requiredClass("scala.annotation.retains")