diff --git a/xtask/src/swift.rs b/xtask/src/swift.rs
index 5546da7ea..80ce0d08d 100644
--- a/xtask/src/swift.rs
+++ b/xtask/src/swift.rs
@@ -64,7 +64,9 @@ impl SwiftArgs {
                 target: targets,
                 sequentially,
             } => {
-                let profile = profile.as_deref().unwrap_or(if release { "release" } else { "dev" });
+                // The dev profile seems to cause crashes on some platforms so we default to reldbg
+                // https://github.com/matrix-org/matrix-rust-sdk/issues/4009
+                let profile = profile.as_deref().unwrap_or(if release { "release" } else { "reldbg" });
                 build_xcframework(profile, targets, components_path, sequentially)
             }
         }