diff --git a/flang/lib/Frontend/CMakeLists.txt b/flang/lib/Frontend/CMakeLists.txt
--- a/flang/lib/Frontend/CMakeLists.txt
+++ b/flang/lib/Frontend/CMakeLists.txt
@@ -15,6 +15,7 @@
   FIRBuilder
   FIRDialect
   FIRSupport
+  FIROptTransformsPassIncGen
   MLIRIR
   ${dialect_libs}