diff --git a/rust/src/core.rs b/rust/src/core.rs
index 204d9518bc..d9f961c6d8 100644
--- a/rust/src/core.rs
+++ b/rust/src/core.rs
@@ -66,7 +66,7 @@ macro_rules!BIT_U64 {
 //
 // Function types for calls into C.
 //
-pub use suricata_sys::sys::StreamingBufferConfig;
+pub(crate) use suricata_sys::sys::StreamingBufferConfig;
 
 #[allow(non_snake_case)]
 #[repr(C)]
diff --git a/rust/src/flow.rs b/rust/src/flow.rs
index c14db6583e..86593bd96a 100644
--- a/rust/src/flow.rs
+++ b/rust/src/flow.rs
@@ -19,7 +19,7 @@
 pub const FLOW_DIR_REVERSED: u32 = BIT_U32!(26);
 
 /// Opaque flow type (defined in C)
-pub use suricata_sys::sys::{
+pub(crate) use suricata_sys::sys::{
     Flow, SCFlowGetDestinationPort, SCFlowGetFlags, SCFlowGetLastTimeAsParts, SCFlowGetSourcePort,
 };