diff --git a/ql/src/codeql_ruby/ast/Expr.qll b/ql/src/codeql_ruby/ast/Expr.qll
index 17b52b97268..2eccc897ed7 100644
--- a/ql/src/codeql_ruby/ast/Expr.qll
+++ b/ql/src/codeql_ruby/ast/Expr.qll
@@ -79,6 +79,12 @@ class StmtSequence extends Expr, TStmtSequence {
   override AstNode getAChild(string pred) { pred = "getStmt" and result = this.getStmt(_) }
 }
 
+private class StmtSequenceSynth extends StmtSequence, TStmtSequenceSynth {
+  final override Stmt getStmt(int n) { synthChild(this, n, result) }
+
+  final override string toString() { result = "..." }
+}
+
 private class Then extends StmtSequence, TThen {
   private Generated::Then g;
 
@@ -206,23 +212,17 @@ class BodyStmt extends StmtSequence, TBodyStmt {
  * ```
  */
 class ParenthesizedExpr extends StmtSequence, TParenthesizedExpr {
+  private Generated::ParenthesizedStatements g;
+
+  ParenthesizedExpr() { this = TParenthesizedExpr(g) }
+
+  final override Stmt getStmt(int n) { toGenerated(result) = g.getChild(n) }
+
   final override string getAPrimaryQlClass() { result = "ParenthesizedExpr" }
 
   final override string toString() { result = "( ... )" }
 }
 
-private class ParenthesizedExprReal extends ParenthesizedExpr, TParenthesizedExprReal {
-  private Generated::ParenthesizedStatements g;
-
-  ParenthesizedExprReal() { this = TParenthesizedExprReal(g) }
-
-  final override Stmt getStmt(int n) { toGenerated(result) = g.getChild(n) }
-}
-
-private class ParenthesizedExprSynth extends ParenthesizedExpr, TParenthesizedExprSynth {
-  final override Stmt getStmt(int n) { synthChild(this, n, result) }
-}
-
 /**
  * A pair expression. For example, in a hash:
  * ```rb
diff --git a/ql/src/codeql_ruby/ast/internal/AST.qll b/ql/src/codeql_ruby/ast/internal/AST.qll
index 9dd3c35058e..7af573dad0d 100644
--- a/ql/src/codeql_ruby/ast/internal/AST.qll
+++ b/ql/src/codeql_ruby/ast/internal/AST.qll
@@ -188,10 +188,7 @@ private module Cached {
     TNotExpr(Generated::Unary g) { g instanceof @unary_bang or g instanceof @unary_not } or
     TOptionalParameter(Generated::OptionalParameter g) or
     TPair(Generated::Pair g) or
-    TParenthesizedExprReal(Generated::ParenthesizedStatements g) or
-    TParenthesizedExprSynth(AST::AstNode parent, int i) {
-      mkSynthChild(ParenthesizedExprKind(), parent, i)
-    } or
+    TParenthesizedExpr(Generated::ParenthesizedStatements g) or
     TRShiftExprReal(Generated::Binary g) { g instanceof @binary_ranglerangle } or
     TRShiftExprSynth(AST::AstNode parent, int i) { mkSynthChild(RShiftExprKind(), parent, i) } or
     TRangeLiteral(Generated::Range g) or
@@ -231,6 +228,7 @@ private module Cached {
     TSpaceshipExpr(Generated::Binary g) { g instanceof @binary_langleequalrangle } or
     TSplatArgument(Generated::SplatArgument g) or
     TSplatParameter(Generated::SplatParameter g) or
+    TStmtSequenceSynth(AST::AstNode parent, int i) { mkSynthChild(StmtSequenceKind(), parent, i) } or
     TStringArrayLiteral(Generated::StringArray g) or
     TStringConcatenation(Generated::ChainedString g) or
     TStringEscapeSequenceComponent(Generated::EscapeSequence g) or
@@ -369,7 +367,7 @@ private module Cached {
     n = TNotExpr(result) or
     n = TOptionalParameter(result) or
     n = TPair(result) or
-    n = TParenthesizedExprReal(result) or
+    n = TParenthesizedExpr(result) or
     n = TRShiftExprReal(result) or
     n = TRangeLiteral(result) or
     n = TRationalLiteral(result) or
@@ -484,15 +482,15 @@ private module Cached {
       kind = MulExprKind() and
       result = TMulExprSynth(parent, i)
       or
-      kind = ParenthesizedExprKind() and
-      result = TParenthesizedExprSynth(parent, i)
-      or
       kind = RShiftExprKind() and
       result = TRShiftExprSynth(parent, i)
       or
       kind = SelfKind() and
       result = TSelfSynth(parent, i)
       or
+      kind = StmtSequenceKind() and
+      result = TStmtSequenceSynth(parent, i)
+      or
       kind = SubExprKind() and
       result = TSubExprSynth(parent, i)
     )
@@ -560,9 +558,7 @@ class TExpr =
 
 class TStmtSequence =
   TBeginBlock or TEndBlock or TThen or TElse or TDo or TEnsure or TStringInterpolationComponent or
-      TBlock or TBodyStmt or TParenthesizedExpr;
-
-class TParenthesizedExpr = TParenthesizedExprReal or TParenthesizedExprSynth;
+      TBlock or TBodyStmt or TParenthesizedExpr or TStmtSequenceSynth;
 
 class TBodyStmt = TBeginExpr or TModuleBase or TMethod or TLambda or TDoBlock or TSingletonMethod;
 
diff --git a/ql/src/codeql_ruby/ast/internal/Synthesis.qll b/ql/src/codeql_ruby/ast/internal/Synthesis.qll
index 6cdca0db8e8..521bd3d430a 100644
--- a/ql/src/codeql_ruby/ast/internal/Synthesis.qll
+++ b/ql/src/codeql_ruby/ast/internal/Synthesis.qll
@@ -25,7 +25,7 @@ newtype SynthKind =
   LogicalOrExprKind() or
   ModuloExprKind() or
   MulExprKind() or
-  ParenthesizedExprKind() or
+  StmtSequenceKind() or
   RShiftExprKind() or
   SelfKind() or
   SubExprKind()