diff --git a/core/src/main/scala/sbt/internal/librarymanagement/cross/CrossVersionUtil.scala b/core/src/main/scala/sbt/internal/librarymanagement/cross/CrossVersionUtil.scala
index b09f42ca7..1f58cfe7d 100644
--- a/core/src/main/scala/sbt/internal/librarymanagement/cross/CrossVersionUtil.scala
+++ b/core/src/main/scala/sbt/internal/librarymanagement/cross/CrossVersionUtil.scala
@@ -92,12 +92,18 @@ object CrossVersionUtil {
   //
   //   - For non-stable Scala 3 versions, compiler versions can read TASTy in an older stable format but their TASTY versions are not compatible between each other even if the compilers have the same minor version (https://docs.scala-lang.org/scala3/reference/language-versions/binary-compatibility.html)
   //
-  private[sbt] def isBinaryCompatibleWith(newVersion: String, origVersion: String): Boolean = {
+  private[sbt] def isScalaBinaryCompatibleWith(newVersion: String, origVersion: String): Boolean = {
     (newVersion, origVersion) match {
-      case (NonReleaseV_n("2", nMin, _, _), NonReleaseV_n("2", oMin, _, _)) => nMin == oMin
-      case (ReleaseV("3", nMin, _, _), ReleaseV("3", oMin, _, _))           => nMin.toInt >= oMin.toInt
-      case (NonReleaseV_1("3", nMin, _, _), ReleaseV("3", oMin, _, _))      => nMin.toInt > oMin.toInt
-      case _                                                                => newVersion == origVersion
+      case (NonReleaseV_n("2", nMin, _, _), NonReleaseV_n("2", oMin, _, _)) =>
+        nMin == oMin
+      case (ReleaseV(nMaj, nMin, _, _), ReleaseV(oMaj, oMin, _, _))
+          if nMaj == oMaj && nMaj.toLong >= 3 =>
+        nMin.toInt >= oMin.toInt
+      case (NonReleaseV_1(nMaj, nMin, _, _), ReleaseV(oMaj, oMin, _, _))
+          if nMaj == oMaj && nMaj.toLong >= 3 =>
+        nMin.toInt > oMin.toInt
+      case _ =>
+        newVersion == origVersion
     }
   }
 
diff --git a/core/src/main/scala/sbt/librarymanagement/CrossVersionExtra.scala b/core/src/main/scala/sbt/librarymanagement/CrossVersionExtra.scala
index a60f30325..03cd97e88 100644
--- a/core/src/main/scala/sbt/librarymanagement/CrossVersionExtra.scala
+++ b/core/src/main/scala/sbt/librarymanagement/CrossVersionExtra.scala
@@ -239,6 +239,6 @@ private[librarymanagement] abstract class CrossVersionFunctions {
   /**
    * Returns `true` if a project targeting version `origVersion` can run with version `newVersion`.
    */
-  def isBinaryCompatibleWith(newVersion: String, origVersion: String): Boolean =
-    CrossVersionUtil.isBinaryCompatibleWith(newVersion, origVersion)
+  def isScalaBinaryCompatibleWith(newVersion: String, origVersion: String): Boolean =
+    CrossVersionUtil.isScalaBinaryCompatibleWith(newVersion, origVersion)
 }
diff --git a/core/src/test/scala/sbt/librarymanagement/CrossVersionTest.scala b/core/src/test/scala/sbt/librarymanagement/CrossVersionTest.scala
index b4e570083..aae585b16 100644
--- a/core/src/test/scala/sbt/librarymanagement/CrossVersionTest.scala
+++ b/core/src/test/scala/sbt/librarymanagement/CrossVersionTest.scala
@@ -284,53 +284,53 @@ class CrossVersionTest extends UnitSpec {
     patchVersion("2.11.8-X1.5-bin-extra") shouldBe Some("artefact_2.11.8-X1.5")
   }
 
-  "isBinaryCompatibleWith" should "for (2.10.4, 2.10.5) return true" in {
-    isBinaryCompatibleWith("2.10.4", "2.10.5") shouldBe true
+  "isScalaBinaryCompatibleWith" should "for (2.10.4, 2.10.5) return true" in {
+    isScalaBinaryCompatibleWith("2.10.4", "2.10.5") shouldBe true
   }
   it should "for (2.10.6, 2.10.5) return true" in {
-    isBinaryCompatibleWith("2.10.6", "2.10.5") shouldBe true
+    isScalaBinaryCompatibleWith("2.10.6", "2.10.5") shouldBe true
   }
   it should "for (2.11.0, 2.10.5) return false" in {
-    isBinaryCompatibleWith("2.11.0", "2.10.5") shouldBe false
+    isScalaBinaryCompatibleWith("2.11.0", "2.10.5") shouldBe false
   }
   it should "for (3.0.0, 2.10.5) return false" in {
-    isBinaryCompatibleWith("3.0.0", "2.10.5") shouldBe false
+    isScalaBinaryCompatibleWith("3.0.0", "2.10.5") shouldBe false
   }
   it should "for (3.0.0, 3.1.0) return false" in {
-    isBinaryCompatibleWith("3.0.0", "3.1.0") shouldBe false
+    isScalaBinaryCompatibleWith("3.0.0", "3.1.0") shouldBe false
   }
   it should "for (3.1.0, 3.0.0) return true" in {
-    isBinaryCompatibleWith("3.1.0", "3.0.0") shouldBe true
+    isScalaBinaryCompatibleWith("3.1.0", "3.0.0") shouldBe true
   }
   it should "for (3.1.0, 3.1.1) return true" in {
-    isBinaryCompatibleWith("3.1.0", "3.1.1") shouldBe true
+    isScalaBinaryCompatibleWith("3.1.0", "3.1.1") shouldBe true
   }
   it should "for (3.1.1, 3.1.0) return true" in {
-    isBinaryCompatibleWith("3.1.1", "3.1.0") shouldBe true
+    isScalaBinaryCompatibleWith("3.1.1", "3.1.0") shouldBe true
   }
   it should "for (2.10.0-M1, 2.10.5) return true" in {
-    isBinaryCompatibleWith("2.10.0-M1", "2.10.5") shouldBe true
+    isScalaBinaryCompatibleWith("2.10.0-M1", "2.10.5") shouldBe true
   }
   it should "for (2.10.5, 2.10.0-M1) return true" in {
-    isBinaryCompatibleWith("2.10.5", "2.10.0-M1") shouldBe true
+    isScalaBinaryCompatibleWith("2.10.5", "2.10.0-M1") shouldBe true
   }
   it should "for (2.10.0-M1, 2.10.0-M2) return true" in {
-    isBinaryCompatibleWith("2.10.0-M1", "2.10.0-M2") shouldBe true
+    isScalaBinaryCompatibleWith("2.10.0-M1", "2.10.0-M2") shouldBe true
   }
   it should "for (2.10.0-M1, 2.11.0-M1) return false" in {
-    isBinaryCompatibleWith("2.10.0-M1", "2.11.0-M1") shouldBe false
+    isScalaBinaryCompatibleWith("2.10.0-M1", "2.11.0-M1") shouldBe false
   }
   it should "for (3.1.0-M1, 3.0.0) return true" in {
-    isBinaryCompatibleWith("3.1.0-M1", "3.0.0") shouldBe true
+    isScalaBinaryCompatibleWith("3.1.0-M1", "3.0.0") shouldBe true
   }
   it should "for (3.1.0-M1, 3.1.0) return false" in {
-    isBinaryCompatibleWith("3.1.0-M1", "3.1.0") shouldBe false
+    isScalaBinaryCompatibleWith("3.1.0-M1", "3.1.0") shouldBe false
   }
   it should "for (3.1.0-M1, 3.1.0-M2) return false" in {
-    isBinaryCompatibleWith("3.1.0-M1", "3.1.0-M2") shouldBe false
+    isScalaBinaryCompatibleWith("3.1.0-M1", "3.1.0-M2") shouldBe false
   }
   it should "for (3.1.0-M2, 3.1.0-M1) return false" in {
-    isBinaryCompatibleWith("3.1.0-M2", "3.1.0-M1") shouldBe false
+    isScalaBinaryCompatibleWith("3.1.0-M2", "3.1.0-M1") shouldBe false
   }
 
   private def constantVersion(value: String) =