diff --git a/scalafmt-core/shared/src/main/scala/org/scalafmt/internal/FormatOps.scala b/scalafmt-core/shared/src/main/scala/org/scalafmt/internal/FormatOps.scala
index 260be8e035..e398bde270 100644
--- a/scalafmt-core/shared/src/main/scala/org/scalafmt/internal/FormatOps.scala
+++ b/scalafmt-core/shared/src/main/scala/org/scalafmt/internal/FormatOps.scala
@@ -94,18 +94,25 @@ class FormatOps(
           ) start
           else null
         }
-      case _: T.LeftBrace => start.left match {
-          case _: T.RightParen
-              if start.leftOwner.is[Member.SyntaxValuesClause] &&
-                start.rightOwner.parent.exists {
-                  case p: Tree.WithBody => p.body eq start.rightOwner
-                  case _ => false
-                } => null
-          case _: T.Interpolation.SpliceStart
-              if style.newlines.inInterpolation eq
-                Newlines.InInterpolation.allow => null
-          case _ => start
-        }
+      case _: T.LeftBrace if (start.left match {
+            case _: T.CloseDelim =>
+              (start.leftOwner match {
+                case _: Member.SyntaxValuesClause => true
+                case t: Term.Block => t.parent.is[Term.ArgClause]
+                case _ => false
+              }) &&
+              (start.rightOwner match {
+                case _: Term.ArgClause => true
+                case t => t.parent.exists {
+                    case p: Tree.WithBody => p.body eq start.rightOwner
+                    case _: Term.ArgClause => true
+                    case _ => false
+                  }
+              })
+            case _: T.Interpolation.SpliceStart =>
+              style.newlines.inInterpolation eq Newlines.InInterpolation.allow
+            case _ => false
+          }) => null
       case _: T.RightBracket if start.left.is[T.RightBracket] => null
       case _: T.LeftBracket => null
       case _: T.Dot => start.rightOwner match {
diff --git a/scalafmt-tests-community/intellij/src/test/scala/org/scalafmt/community/intellij/CommunityIntellijScalaSuite.scala b/scalafmt-tests-community/intellij/src/test/scala/org/scalafmt/community/intellij/CommunityIntellijScalaSuite.scala
index 3af11e61da..e1815e4443 100644
--- a/scalafmt-tests-community/intellij/src/test/scala/org/scalafmt/community/intellij/CommunityIntellijScalaSuite.scala
+++ b/scalafmt-tests-community/intellij/src/test/scala/org/scalafmt/community/intellij/CommunityIntellijScalaSuite.scala
@@ -13,7 +13,7 @@ abstract class CommunityIntellijScalaSuite(name: String)
 class CommunityIntellijScala_2024_2_Suite
     extends CommunityIntellijScalaSuite("intellij-scala-2024.2") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(59338368)
+  override protected def totalStatesVisited: Option[Int] = Some(59338266)
 
   override protected def builds = Seq(getBuild(
     "2024.2.28",
@@ -51,7 +51,7 @@ class CommunityIntellijScala_2024_2_Suite
 class CommunityIntellijScala_2024_3_Suite
     extends CommunityIntellijScalaSuite("intellij-scala-2024.3") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(59555031)
+  override protected def totalStatesVisited: Option[Int] = Some(59554927)
 
   override protected def builds = Seq(getBuild(
     "2024.3.4",
diff --git a/scalafmt-tests-community/scala2/src/test/scala/org/scalafmt/community/scala2/CommunityScala2Suite.scala b/scalafmt-tests-community/scala2/src/test/scala/org/scalafmt/community/scala2/CommunityScala2Suite.scala
index 98b4037d62..f714269a95 100644
--- a/scalafmt-tests-community/scala2/src/test/scala/org/scalafmt/community/scala2/CommunityScala2Suite.scala
+++ b/scalafmt-tests-community/scala2/src/test/scala/org/scalafmt/community/scala2/CommunityScala2Suite.scala
@@ -9,7 +9,7 @@ abstract class CommunityScala2Suite(name: String)
 
 class CommunityScala2_12Suite extends CommunityScala2Suite("scala-2.12") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(42554938)
+  override protected def totalStatesVisited: Option[Int] = Some(42554853)
 
   override protected def builds =
     Seq(getBuild("v2.12.20", dialects.Scala212, 1277))
@@ -18,7 +18,7 @@ class CommunityScala2_12Suite extends CommunityScala2Suite("scala-2.12") {
 
 class CommunityScala2_13Suite extends CommunityScala2Suite("scala-2.13") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(53041273)
+  override protected def totalStatesVisited: Option[Int] = Some(53041386)
 
   override protected def builds =
     Seq(getBuild("v2.13.14", dialects.Scala213, 1287))
diff --git a/scalafmt-tests-community/scala3/src/test/scala/org/scalafmt/community/scala3/CommunityScala3Suite.scala b/scalafmt-tests-community/scala3/src/test/scala/org/scalafmt/community/scala3/CommunityScala3Suite.scala
index a755c67b0d..e2167f7fc0 100644
--- a/scalafmt-tests-community/scala3/src/test/scala/org/scalafmt/community/scala3/CommunityScala3Suite.scala
+++ b/scalafmt-tests-community/scala3/src/test/scala/org/scalafmt/community/scala3/CommunityScala3Suite.scala
@@ -9,7 +9,7 @@ abstract class CommunityScala3Suite(name: String)
 
 class CommunityScala3_2Suite extends CommunityScala3Suite("scala-3.2") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(39229069)
+  override protected def totalStatesVisited: Option[Int] = Some(39228800)
 
   override protected def builds = Seq(getBuild("3.2.2", dialects.Scala32, 791))
 
@@ -17,7 +17,7 @@ class CommunityScala3_2Suite extends CommunityScala3Suite("scala-3.2") {
 
 class CommunityScala3_3Suite extends CommunityScala3Suite("scala-3.3") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(42414755)
+  override protected def totalStatesVisited: Option[Int] = Some(42414545)
 
   override protected def builds = Seq(getBuild("3.3.3", dialects.Scala33, 861))
 
diff --git a/scalafmt-tests-community/spark/src/test/scala/org/scalafmt/community/spark/CommunitySparkSuite.scala b/scalafmt-tests-community/spark/src/test/scala/org/scalafmt/community/spark/CommunitySparkSuite.scala
index 2adaab7808..d4d3b02fa4 100644
--- a/scalafmt-tests-community/spark/src/test/scala/org/scalafmt/community/spark/CommunitySparkSuite.scala
+++ b/scalafmt-tests-community/spark/src/test/scala/org/scalafmt/community/spark/CommunitySparkSuite.scala
@@ -9,7 +9,7 @@ abstract class CommunitySparkSuite(name: String)
 
 class CommunitySpark3_4Suite extends CommunitySparkSuite("spark-3.4") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(86438964)
+  override protected def totalStatesVisited: Option[Int] = Some(86438662)
 
   override protected def builds =
     Seq(getBuild("v3.4.1", dialects.Scala213, 2585))
@@ -18,7 +18,7 @@ class CommunitySpark3_4Suite extends CommunitySparkSuite("spark-3.4") {
 
 class CommunitySpark3_5Suite extends CommunitySparkSuite("spark-3.5") {
 
-  override protected def totalStatesVisited: Option[Int] = Some(91445316)
+  override protected def totalStatesVisited: Option[Int] = Some(91444980)
 
   override protected def builds =
     Seq(getBuild("v3.5.3", dialects.Scala213, 2756))
diff --git a/scalafmt-tests/shared/src/test/scala/org/scalafmt/FormatTests.scala b/scalafmt-tests/shared/src/test/scala/org/scalafmt/FormatTests.scala
index a25dc2a92b..eb88a5a5f3 100644
--- a/scalafmt-tests/shared/src/test/scala/org/scalafmt/FormatTests.scala
+++ b/scalafmt-tests/shared/src/test/scala/org/scalafmt/FormatTests.scala
@@ -144,7 +144,7 @@ class FormatTests extends FunSuite with CanRunTests with FormatAssertions {
     val explored = Debug.explored.get()
     logger.debug(s"Total explored: $explored")
     if (!onlyUnit && !onlyManual)
-      assertEquals(explored, 1183844, "total explored")
+      assertEquals(explored, 1183838, "total explored")
     val results = debugResults.result()
     // TODO(olafur) don't block printing out test results.
     // I don't want to deal with scalaz's Tasks :'(