diff --git a/libsolidity/CMakeLists.txt b/libsolidity/CMakeLists.txt
index 2fe3c3941..068903dee 100644
--- a/libsolidity/CMakeLists.txt
+++ b/libsolidity/CMakeLists.txt
@@ -47,8 +47,6 @@ set(sources
 	ast/ASTAnnotations.h
 	ast/ASTEnums.h
 	ast/ASTForward.h
-	ast/AsmJsonImporter.cpp
-	ast/AsmJsonImporter.h
 	ast/ASTJsonConverter.cpp
 	ast/ASTJsonConverter.h
 	ast/ASTUtils.cpp
diff --git a/libsolidity/ast/ASTJsonImporter.cpp b/libsolidity/ast/ASTJsonImporter.cpp
index 48eed4d8a..d9d662571 100644
--- a/libsolidity/ast/ASTJsonImporter.cpp
+++ b/libsolidity/ast/ASTJsonImporter.cpp
@@ -22,18 +22,20 @@
  */
 
 #include <libsolidity/ast/ASTJsonImporter.h>
-#include <libsolidity/ast/AsmJsonImporter.h>
-#include <liblangutil/Scanner.h>
+
+#include <libyul/AsmJsonImporter.h>
+#include <libyul/AsmParser.h>
 #include <libyul/Dialect.h>
+#include <libyul/backends/evm/EVMDialect.h>
+
+#include <liblangutil/ErrorReporter.h>
+#include <liblangutil/Exceptions.h>
+#include <liblangutil/Scanner.h>
+#include <liblangutil/SourceLocation.h>
+#include <liblangutil/Token.h>
+
 #include <boost/algorithm/string/split.hpp>
 #include <boost/algorithm/string.hpp>
-#include <liblangutil/Token.h>
-#include <libyul/AsmParser.h>
-#include <libyul/backends/evm/EVMDialect.h>
-#include <liblangutil/SourceLocation.h>
-#include <liblangutil/Exceptions.h>
-#include <liblangutil/ErrorReporter.h>
-
 
 using namespace std;
 
@@ -569,7 +571,7 @@ ASTPointer<InlineAssembly> ASTJsonImporter::createInlineAssembly(Json::Value con
 	astAssert(m_evmVersion == evmVersion, "Imported tree evm version differs from configured evm version!");
 
 	yul::Dialect const& dialect = yul::EVMDialect::strictAssemblyForEVM(evmVersion.value());
-	shared_ptr<yul::Block> operations = make_shared<yul::Block>(AsmJsonImporter(m_currentSourceName).createBlock(member(_node, "AST")));
+	shared_ptr<yul::Block> operations = make_shared<yul::Block>(yul::AsmJsonImporter(m_currentSourceName).createBlock(member(_node, "AST")));
 	return createASTNode<InlineAssembly>(
 		_node,
 		nullOrASTString(_node, "documentation"),
diff --git a/libsolidity/ast/AsmJsonImporter.cpp b/libyul/AsmJsonImporter.cpp
similarity index 98%
rename from libsolidity/ast/AsmJsonImporter.cpp
rename to libyul/AsmJsonImporter.cpp
index ec5a50e1c..24434bc89 100644
--- a/libsolidity/ast/AsmJsonImporter.cpp
+++ b/libyul/AsmJsonImporter.cpp
@@ -22,23 +22,22 @@
 
  */
 
-#include <libsolidity/ast/AsmJsonImporter.h>
-#include <libsolidity/ast/ASTJsonImporter.h>
-#include <libsolidity/ast/Types.h>
+#include <libyul/AsmJsonImporter.h>
 #include <libyul/AsmData.h>
 #include <libyul/AsmDataForward.h>
+
 #include <liblangutil/Exceptions.h>
 #include <liblangutil/Scanner.h>
-#include <vector>
 
 #include <boost/algorithm/string/split.hpp>
 #include <boost/algorithm/string.hpp>
 
+#include <vector>
 
 using namespace std;
-using namespace solidity::yul;
+using namespace solidity::langutil;
 
-namespace solidity::frontend
+namespace solidity::yul
 {
 
 using SourceLocation = langutil::SourceLocation;
diff --git a/libsolidity/ast/AsmJsonImporter.h b/libyul/AsmJsonImporter.h
similarity index 98%
rename from libsolidity/ast/AsmJsonImporter.h
rename to libyul/AsmJsonImporter.h
index b4e8cfe7b..65f549dc5 100644
--- a/libsolidity/ast/AsmJsonImporter.h
+++ b/libyul/AsmJsonImporter.h
@@ -29,7 +29,7 @@
 
 #include <utility>
 
-namespace solidity::frontend
+namespace solidity::yul
 {
 
 /**
diff --git a/libyul/CMakeLists.txt b/libyul/CMakeLists.txt
index a6d41bb07..187091278 100644
--- a/libyul/CMakeLists.txt
+++ b/libyul/CMakeLists.txt
@@ -6,6 +6,8 @@ add_library(yul
 	AsmDataForward.h
 	AsmJsonConverter.h
 	AsmJsonConverter.cpp
+	AsmJsonImporter.h
+	AsmJsonImporter.cpp
 	AsmParser.cpp
 	AsmParser.h
 	AsmPrinter.cpp