diff --git a/src/insets/InsetBibtex.cpp b/src/insets/InsetBibtex.cpp
index a7990d97f4..a83068201b 100644
--- a/src/insets/InsetBibtex.cpp
+++ b/src/insets/InsetBibtex.cpp
@@ -52,14 +52,14 @@ namespace os = support::os;
 InsetBibtex::InsetBibtex(Buffer * buf, InsetCommandParams const & p)
 	: InsetCommand(buf, p, "bibtex")
 {
-	buffer_->invalidateBibinfoCache();
+	buffer().invalidateBibinfoCache();
 }
 
 
 InsetBibtex::~InsetBibtex()
 {
 	if (isBufferLoaded())
-		buffer_->invalidateBibfileCache();
+		buffer().invalidateBibfileCache();
 }
 
 
diff --git a/src/insets/InsetInclude.cpp b/src/insets/InsetInclude.cpp
index 62804ffd16..a2164475c3 100644
--- a/src/insets/InsetInclude.cpp
+++ b/src/insets/InsetInclude.cpp
@@ -188,7 +188,7 @@ InsetInclude::InsetInclude(InsetInclude const & other)
 InsetInclude::~InsetInclude()
 {
 	if (isBufferLoaded())
-		buffer_->invalidateBibfileCache();
+		buffer().invalidateBibfileCache();
 	delete label_;
 }