diff --git a/pmb/__init__.py b/pmb/__init__.py
index f11d66ca..be19f5d6 100644
--- a/pmb/__init__.py
+++ b/pmb/__init__.py
@@ -88,11 +88,11 @@ def main():
         sys.exit(130)  # SIGINT(2) + 128
 
     except NonBugError as exception:
-        logging.error(exception)
+        logging.error(f"ERROR: {exception}")
         return 2
 
     except BuildFailedError as exception:
-        logging.error(exception)
+        logging.error(f"ERROR: {exception}")
         print_log_hint(args)
         return 3
 
diff --git a/pmb/build/_package.py b/pmb/build/_package.py
index bc56553c..d059e684 100644
--- a/pmb/build/_package.py
+++ b/pmb/build/_package.py
@@ -535,6 +535,6 @@ def package(args, pkgname, arch=None, force=False, strict=False,
         (output, cmd, env) = run_abuild(args, apkbuild, arch, strict, force, cross,
                                         suffix, src, bootstrap_stage)
     except RuntimeError:
-        raise BuildFailedError(f"ERROR: Build for {arch}/{pkgname} failed!")
+        raise BuildFailedError(f"Build for {arch}/{pkgname} failed!")
     finish(args, apkbuild, arch, output, strict, suffix)
     return output
diff --git a/pmb/parse/kconfig.py b/pmb/parse/kconfig.py
index 872098b9..d2e9048e 100644
--- a/pmb/parse/kconfig.py
+++ b/pmb/parse/kconfig.py
@@ -272,7 +272,7 @@ def check(args, pkgname, components_list=[], details=False, must_exist=True):
         config_name_split = config_name.split(".")
 
         if len(config_name_split) != 2:
-            raise NonBugError(f"ERROR: {config_name} is not a valid kernel config "
+            raise NonBugError(f"{config_name} is not a valid kernel config"
                               "name. Ensure that the _config property in your "
                               "kernel APKBUILD has a . before the "
                               "architecture name, e.g. .aarch64 or .armv7, "