diff --git a/examples/lamp/src/main.rs b/examples/lamp/src/main.rs
index 41adfb4..b28c008 100644
--- a/examples/lamp/src/main.rs
+++ b/examples/lamp/src/main.rs
@@ -26,6 +26,7 @@ async fn main() {
             project_root: "./php".into(),
             ..Default::default()
         },
+        db_size: "2Gi".to_string(),
     };
 
     // You can choose the type of Topology you want, we suggest starting with the
diff --git a/harmony/src/modules/lamp.rs b/harmony/src/modules/lamp.rs
index cc69e60..78672f5 100644
--- a/harmony/src/modules/lamp.rs
+++ b/harmony/src/modules/lamp.rs
@@ -3,6 +3,7 @@ use dockerfile_builder::instruction::{CMD, COPY, ENV, EXPOSE, FROM, RUN, WORKDIR
 use dockerfile_builder::{Dockerfile, instruction_builder::EnvBuilder};
 use non_blank_string_rs::NonBlankString;
 use serde_json::json;
+use std::collections::HashMap;
 use std::fs;
 use std::path::{Path, PathBuf};
 use std::str::FromStr;
@@ -30,6 +31,7 @@ pub struct LAMPScore {
     pub domain: Url,
     pub config: LAMPConfig,
     pub php_version: Version,
+    pub database_size: String,
 }
 
 #[derive(Debug, Clone, Serialize)]
@@ -156,6 +158,11 @@ impl LAMPInterpret {
         inventory: &Inventory,
         topology: &T,
     ) -> Result<Outcome, InterpretError> {
+        let mut mariadb_overrides = HashMap::new();
+        mariadb_overrides.insert(
+            NonBlankString::from_str("primary.persistence.size").unwrap(),
+            self.score.database_size.clone(),
+        );
         let score = HelmChartScore {
             namespace: self.get_namespace(),
             release_name: NonBlankString::from_str(&format!("{}-database", self.score.name))
@@ -165,7 +172,7 @@ impl LAMPInterpret {
             )
             .unwrap(),
             chart_version: None,
-            values_overrides: None,
+            values_overrides: Some(mariadb_overrides),
             create_namespace: true,
             install_only: true,
             values_yaml: None,