diff --git a/server/src/core/diagnostic_codes_list.rs b/server/src/core/diagnostic_codes_list.rs
index c9cfec03..23739809 100644
--- a/server/src/core/diagnostic_codes_list.rs
+++ b/server/src/core/diagnostic_codes_list.rs
@@ -428,7 +428,7 @@ OLS05048, DiagnosticSetting::Error, "Invalid child node {0} in function node",
 OLS05049, DiagnosticSetting::Error, "Data file {0} not found in the module",
 /**
 */
-OLS05050, DiagnosticSetting::Error, "Data file {0} is not a valid XML or CSV file",
+OLS05050, DiagnosticSetting::Error, "Data file {0} is not a valid XML, CSV, or SQL file",
 /**
 * An XML_ID should be in the format 'xml_id' or 'module.xml_id', but can't contains more dots
 */
diff --git a/server/src/core/symbols/module_symbol.rs b/server/src/core/symbols/module_symbol.rs
index fc27e0d6..e5949211 100644
--- a/server/src/core/symbols/module_symbol.rs
+++ b/server/src/core/symbols/module_symbol.rs
@@ -353,7 +353,7 @@ impl ModuleSymbol {
                         ..diagnostic.clone()
                     });
                 }
-            } else if path.extension().map_or(true, |ext| !["xml", "csv"].contains(&ext.to_str().unwrap_or(""))) {
+            } else if path.extension().map_or(true, |ext| !["xml", "csv", "sql"].contains(&ext.to_str().unwrap_or(""))) {
                 if let Some(diagnostic) = create_diagnostic(session, DiagnosticCode::OLS05050, &[&path.sanitize()]) {
                     diagnostics.push(Diagnostic {
                         range: Range::new(Position::new(data_range.start().to_u32(), 0), Position::new(data_range.end().to_u32(), 0)),