diff --git a/nac3artiq/src/lib.rs b/nac3artiq/src/lib.rs
index e4e723aa..a180a283 100644
--- a/nac3artiq/src/lib.rs
+++ b/nac3artiq/src/lib.rs
@@ -188,7 +188,7 @@ impl Nac3 {
         let base_ty =
             match resolver.get_symbol_type(unifier, top_level_defs, primitives, "base".into()) {
                 Ok(ty) => ty,
-                Err(e) => return Some(format!("type error of object launching kernel: {}", e))
+                Err(e) => return Some(format!("type error inside object launching kernel: {}", e))
             };
         
         let fun_ty = if method_name.is_empty() {
diff --git a/nac3core/src/typecheck/function_check.rs b/nac3core/src/typecheck/function_check.rs
index 1e28e13c..142b5ef8 100644
--- a/nac3core/src/typecheck/function_check.rs
+++ b/nac3core/src/typecheck/function_check.rs
@@ -80,7 +80,7 @@ impl<'a> Inferencer<'a> {
                         }
                         Err(e) => {
                             return Err(format!(
-                                "type error of identifier `{}` ({}) at {}",
+                                "type error at identifier `{}` ({}) at {}",
                                 id, e, expr.location
                             ));
                         }
diff --git a/nac3core/src/typecheck/type_inferencer/mod.rs b/nac3core/src/typecheck/type_inferencer/mod.rs
index dc96638e..9a303749 100644
--- a/nac3core/src/typecheck/type_inferencer/mod.rs
+++ b/nac3core/src/typecheck/type_inferencer/mod.rs
@@ -371,7 +371,7 @@ impl<'a> fold::Fold<()> for Inferencer<'a> {
                         }
                         Err(e) => {
                             return report_error(
-                                &format!("type error of identifier `{}` ({})", id, e),
+                                &format!("type error at identifier `{}` ({})", id, e),
                                 expr.location,
                             );
                         }