diff --git a/lib/src/transaction.rs b/lib/src/transaction.rs
index 425e5e2b4..98600d273 100644
--- a/lib/src/transaction.rs
+++ b/lib/src/transaction.rs
@@ -156,7 +156,7 @@ impl UnpublishedOperation {
 impl Drop for UnpublishedOperation {
     fn drop(&mut self) {
         if !std::thread::panicking() {
-            debug_assert!(
+            assert!(
                 self.closed,
                 "UnpublishedOperation was dropped without being closed."
             );
diff --git a/lib/src/working_copy.rs b/lib/src/working_copy.rs
index f9d20f4cf..90d19f499 100644
--- a/lib/src/working_copy.rs
+++ b/lib/src/working_copy.rs
@@ -912,7 +912,7 @@ impl LockedWorkingCopy<'_> {
 impl Drop for LockedWorkingCopy<'_> {
     fn drop(&mut self) {
         if !std::thread::panicking() {
-            debug_assert!(
+            assert!(
                 self.closed,
                 "Working copy lock was dropped without being closed."
             );