1 files changed, 1 insertions, 0 deletions
diff --git a/libsolidity/ast/ASTForward.h b/libsolidity/ast/ASTForward.h
index dad2b2e2..59fc1b57 100644
--- a/libsolidity/ast/ASTForward.h
+++ b/libsolidity/ast/ASTForward.h
@@ -35,6 +35,7 @@ namespace solidity
 
 class ASTNode;
 class SourceUnit;
+class PragmaDirective;
 class ImportDirective;
 class Declaration;
 class ContractDefinition;