diff --git a/libsolidity/CMakeLists.txt b/libsolidity/CMakeLists.txt
index 07176b069..121c7330c 100644
--- a/libsolidity/CMakeLists.txt
+++ b/libsolidity/CMakeLists.txt
@@ -80,8 +80,6 @@ set(sources
 	formal/VariableUsage.h
 	interface/ABI.cpp
 	interface/ABI.h
-	interface/AssemblyStack.cpp
-	interface/AssemblyStack.h
 	interface/CompilerStack.cpp
 	interface/CompilerStack.h
 	interface/GasEstimator.cpp
diff --git a/libsolidity/interface/AssemblyStack.cpp b/libyul/AssemblyStack.cpp
similarity index 100%
rename from libsolidity/interface/AssemblyStack.cpp
rename to libyul/AssemblyStack.cpp
diff --git a/libsolidity/interface/AssemblyStack.h b/libyul/AssemblyStack.h
similarity index 100%
rename from libsolidity/interface/AssemblyStack.h
rename to libyul/AssemblyStack.h
diff --git a/libyul/CMakeLists.txt b/libyul/CMakeLists.txt
index ca97205a7..748343953 100644
--- a/libyul/CMakeLists.txt
+++ b/libyul/CMakeLists.txt
@@ -13,6 +13,8 @@ add_library(yul
 	AsmScope.h
 	AsmScopeFiller.cpp
 	AsmScopeFiller.h
+	AssemblyStack.h
+	AssemblyStack.cpp
 	CompilabilityChecker.cpp
 	CompilabilityChecker.h
 	Dialect.cpp