diff --git a/build.sbt b/build.sbt
index 431c04701..0904973a3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -146,6 +146,21 @@ lazy val core = crossProject
       import com.typesafe.tools.mima.core.ProblemFilters._
       
       Seq(
+        // Since 1.0.0-M12
+        // Extra `authentication` field
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.core.Artifact.apply"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.core.Artifact.copy"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.core.Artifact.this"),
+        ProblemFilters.exclude[MissingTypesProblem]("coursier.ivy.IvyRepository$"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.ivy.IvyRepository.apply"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.ivy.IvyRepository.copy"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.ivy.IvyRepository.this"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenRepository.copy"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenRepository.this"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenSource.apply"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenRepository.apply"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenSource.copy"),
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.maven.MavenSource.this"),
         // Since 1.0.0-M11
         // Extra parameter with default value added, problem for forward compatibility only
         ProblemFilters.exclude[MissingMethodProblem]("coursier.core.ResolutionProcess.next"),
@@ -226,6 +241,9 @@ lazy val cache = project
       import com.typesafe.tools.mima.core.ProblemFilters._
       
       Seq(
+        // Since 1.0.0-M12
+        // Remove deprecated / unused helper method
+        ProblemFilters.exclude[MissingMethodProblem]("coursier.Cache.readFully"),
         // Since 1.0.0-M11
         // Add constructor parameter on FileError - shouldn't be built by users anyway
         ProblemFilters.exclude[MissingMethodProblem]("coursier.FileError.this"),