diff --git a/src/database/hierarchies.rs b/src/database/hierarchies.rs
index 680e5e5..d091edf 100644
--- a/src/database/hierarchies.rs
+++ b/src/database/hierarchies.rs
@@ -269,8 +269,8 @@ pub fn resolve_path_cached(
 
 pub fn initialize_hier(connection: &UpEndConnection) -> Result<()> {
     connection.insert_entry(Entry::try_from(&*HIER_INVARIANT)?)?;
-    upend_insert_addr!(connection, HIER_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR);
-    upend_insert_val!(connection, HIER_ADDR, TYPE_HAS_ATTR, HIER_HAS_ATTR);
+    upend_insert_addr!(connection, HIER_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR)?;
+    upend_insert_val!(connection, HIER_ADDR, TYPE_HAS_ATTR, HIER_HAS_ATTR)?;
     Ok(())
 }
 
diff --git a/src/database/macros.rs b/src/database/macros.rs
index e49cc3f..fc05617 100644
--- a/src/database/macros.rs
+++ b/src/database/macros.rs
@@ -6,7 +6,7 @@ macro_rules! upend_insert_val {
                 attribute: String::from($attribute),
                 value: crate::database::entry::EntryValue::Value(serde_json::Value::from($value)),
             },
-        )?;
+        )
     }};
 }
 
@@ -18,6 +18,6 @@ macro_rules! upend_insert_addr {
                 attribute: String::from($attribute),
                 value: crate::database::entry::EntryValue::Address($addr.clone()),
             },
-        )?;
+        )
     }};
 }
diff --git a/src/database/mod.rs b/src/database/mod.rs
index 595551c..13c4748 100644
--- a/src/database/mod.rs
+++ b/src/database/mod.rs
@@ -140,8 +140,8 @@ impl UpEndDatabase {
 
         trace!("Initializing types...");
         connection.insert_entry(Entry::try_from(&*TYPE_INVARIANT)?)?;
-        upend_insert_addr!(connection, TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR);
-        upend_insert_val!(connection, TYPE_ADDR, TYPE_HAS_ATTR, TYPE_HAS_ATTR);
+        upend_insert_addr!(connection, TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR)?;
+        upend_insert_val!(connection, TYPE_ADDR, TYPE_HAS_ATTR, TYPE_HAS_ATTR)?;
 
         initialize_hier(&connection)?;
 
diff --git a/src/filesystem.rs b/src/filesystem.rs
index 089f56c..717de1c 100644
--- a/src/filesystem.rs
+++ b/src/filesystem.rs
@@ -40,10 +40,10 @@ lazy_static! {
 fn initialize_types(connection: &UpEndConnection) -> Result<()> {
     // BLOB_TYPE
     connection.insert_entry(Entry::try_from(&*BLOB_TYPE_INVARIANT)?)?;
-    upend_insert_addr!(connection, BLOB_TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR);
-    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MTIME_KEY);
-    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_SIZE_KEY);
-    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MIME_KEY);
+    upend_insert_addr!(connection, BLOB_TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR)?;
+    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MTIME_KEY)?;
+    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_SIZE_KEY)?;
+    upend_insert_val!(connection, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MIME_KEY)?;
 
     Ok(())
 }