diff --git a/src/solver/impls/pvode/pvode.cxx b/src/solver/impls/pvode/pvode.cxx
index 8ccd5f134a..38901a2a57 100644
--- a/src/solver/impls/pvode/pvode.cxx
+++ b/src/solver/impls/pvode/pvode.cxx
@@ -47,7 +47,6 @@
 
 #include "fmt/format.h"
 
-#include <bits/basic_string.h>
 #include <memory>
 #include <string>
 #include <vector>