diff --git a/program/src/state.rs b/program/src/state.rs
index e17f773..64b55de 100644
--- a/program/src/state.rs
+++ b/program/src/state.rs
@@ -32,7 +32,7 @@ impl IsInitialized for RecordData {
 }
 
 #[cfg(test)]
-pub mod tests {
+pub(crate) mod tests {
     use {super::*, solana_program_error::ProgramError};
 
     /// Version for tests