diff --git a/plugins/clang/duchain/parsesession.cpp b/plugins/clang/duchain/parsesession.cpp
--- a/plugins/clang/duchain/parsesession.cpp
+++ b/plugins/clang/duchain/parsesession.cpp
@@ -221,9 +221,6 @@
         flags |= CXTranslationUnit_ForSerialization;
     } else {
         flags |= CXTranslationUnit_CacheCompletionResults
-#if CINDEX_VERSION_MINOR >= 32
-              |  CXTranslationUnit_CreatePreambleOnFirstParse
-#endif
               |  CXTranslationUnit_PrecompiledPreamble;
         if (environment.quality() == ClangParsingEnvironment::Unknown) {
             flags |= CXTranslationUnit_Incomplete;