diff --git a/flang/lib/Optimizer/Transforms/CMakeLists.txt b/flang/lib/Optimizer/Transforms/CMakeLists.txt
index e3943bee27f46..3d2b7e5eaeade 100644
--- a/flang/lib/Optimizer/Transforms/CMakeLists.txt
+++ b/flang/lib/Optimizer/Transforms/CMakeLists.txt
@@ -23,6 +23,7 @@ add_flang_library(FIRTransforms
   DEPENDS
   FIRDialect
   FIROptTransformsPassIncGen
+  HLFIROpsIncGen
 
   LINK_LIBS
   FIRBuilder